861696360

素因数分解:

$2^3\times 3^3\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{857}}^1$

素因数の和:910

約数の個数: 384

約数和(自身を含む): 3521232000

約数和(自身を除く): 2659535640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 19, 20, 21, 24, 27, 28, 30, 35, 36, 38, 40, 42, 45, 49, 54, 56, 57, 60, 63, 70, 72, 76, 84, 90, 95, 98, 105, 108, 114, 120, 126, 133, 135, 140, 147, 152, 168, 171, 180, 189, 190, 196, 210, 216, 228, 245, 252, 266, 270, 280, 285, 294, 315, 342, 360, 378, 380, 392, 399, 420, 441, 456, 490, 504, 513, 532, 540, 570, 588, 630, 665, 684, 735, 756, 760, 798, 840, 855, 857, 882, 931, 945, 980, 1026, 1064, 1080, 1140, 1176, 1197, 1260, 1323, 1330, 1368, 1470, 1512, 1596, 1710, 1714, 1764, 1862, 1890, 1960, 1995, 2052, 2205, 2280, 2394, 2520, 2565, 2571, 2646, 2660, 2793, 2940, 3192, 3420, 3428, 3528, 3591, 3724, 3780, 3990, 4104, 4285, 4410, 4655, 4788, 5130, 5142, 5292, 5320, 5586, 5880, 5985, 5999, 6615, 6840, 6856, 7182, 7448, 7560, 7713, 7980, 8379, 8570, 8820, 9310, 9576, 10260, 10284, 10584, 11172, 11970, 11998, 12855, 13230, 13965, 14364, 15426, 15960, 16283, 16758, 17140, 17640, 17955, 17997, 18620, 20520, 20568, 22344, 23139, 23940, 23996, 25137, 25710, 26460, 27930, 28728, 29995, 30852, 32566, 33516, 34280, 35910, 35994, 37240, 38565, 41895, 41993, 46278, 47880, 47992, 48849, 50274, 51420, 52920, 53991, 55860, 59990, 61704, 65132, 67032, 71820, 71988, 77130, 81415, 83790, 83986, 89985, 92556, 97698, 100548, 102840, 107982, 111720, 113981, 115695, 119980, 125685, 125979, 130264, 143640, 143976, 146547, 154260, 161973, 162830, 167580, 167972, 179970, 185112, 195396, 201096, 209965, 215964, 227962, 231390, 239960, 244245, 251370, 251958, 269955, 293094, 308520, 323946, 325660, 335160, 335944, 341943, 359940, 377937, 390792, 419930, 431928, 439641, 455924, 462780, 488490, 502740, 503916, 539910, 569905, 586188, 629895, 647892, 651320, 683886, 719880, 732735, 755874, 797867, 809865, 839860, 879282, 911848, 925560, 976980, 1005480, 1007832, 1025829, 1079820, 1133811, 1139810, 1172376, 1259790, 1295784, 1367772, 1465470, 1511748, 1595734, 1619730, 1679720, 1709715, 1758564, 1889685, 1953960, 2051658, 2159640, 2198205, 2267622, 2279620, 2393601, 2519580, 2735544, 2930940, 3023496, 3077487, 3191468, 3239460, 3419430, 3517128, 3779370, 3989335, 4103316, 4396410, 4535244, 4559240, 4787202, 5039160, 5129145, 5669055, 5861880, 6154974, 6382936, 6478920, 6838860, 7180803, 7558740, 7978670, 8206632, 8792820, 9070488, 9574404, 10258290, 11338110, 11968005, 12309948, 13677720, 14361606, 15117480, 15387435, 15957340, 17585640, 19148808, 20516580, 21542409, 22676220, 23936010, 24619896, 28723212, 30774870, 31914680, 35904015, 41033160, 43084818, 45352440, 47872020, 57446424, 61549740, 71808030, 86169636, 95744040, 107712045, 123099480, 143616060, 172339272, 215424090, 287232120, 430848180, 861696360]

約数ペア:

[(1, 861696360), (2, 430848180), (3, 287232120), (4, 215424090), (5, 172339272), (6, 143616060), (7, 123099480), (8, 107712045), (9, 95744040), (10, 86169636), (12, 71808030), (14, 61549740), (15, 57446424), (18, 47872020), (19, 45352440), (20, 43084818), (21, 41033160), (24, 35904015), (27, 31914680), (28, 30774870), (30, 28723212), (35, 24619896), (36, 23936010), (38, 22676220), (40, 21542409), (42, 20516580), (45, 19148808), (49, 17585640), (54, 15957340), (56, 15387435), (57, 15117480), (60, 14361606), (63, 13677720), (70, 12309948), (72, 11968005), (76, 11338110), (84, 10258290), (90, 9574404), (95, 9070488), (98, 8792820), (105, 8206632), (108, 7978670), (114, 7558740), (120, 7180803), (126, 6838860), (133, 6478920), (135, 6382936), (140, 6154974), (147, 5861880), (152, 5669055), (168, 5129145), (171, 5039160), (180, 4787202), (189, 4559240), (190, 4535244), (196, 4396410), (210, 4103316), (216, 3989335), (228, 3779370), (245, 3517128), (252, 3419430), (266, 3239460), (270, 3191468), (280, 3077487), (285, 3023496), (294, 2930940), (315, 2735544), (342, 2519580), (360, 2393601), (378, 2279620), (380, 2267622), (392, 2198205), (399, 2159640), (420, 2051658), (441, 1953960), (456, 1889685), (490, 1758564), (504, 1709715), (513, 1679720), (532, 1619730), (540, 1595734), (570, 1511748), (588, 1465470), (630, 1367772), (665, 1295784), (684, 1259790), (735, 1172376), (756, 1139810), (760, 1133811), (798, 1079820), (840, 1025829), (855, 1007832), (857, 1005480), (882, 976980), (931, 925560), (945, 911848), (980, 879282), (1026, 839860), (1064, 809865), (1080, 797867), (1140, 755874), (1176, 732735), (1197, 719880), (1260, 683886), (1323, 651320), (1330, 647892), (1368, 629895), (1470, 586188), (1512, 569905), (1596, 539910), (1710, 503916), (1714, 502740), (1764, 488490), (1862, 462780), (1890, 455924), (1960, 439641), (1995, 431928), (2052, 419930), (2205, 390792), (2280, 377937), (2394, 359940), (2520, 341943), (2565, 335944), (2571, 335160), (2646, 325660), (2660, 323946), (2793, 308520), (2940, 293094), (3192, 269955), (3420, 251958), (3428, 251370), (3528, 244245), (3591, 239960), (3724, 231390), (3780, 227962), (3990, 215964), (4104, 209965), (4285, 201096), (4410, 195396), (4655, 185112), (4788, 179970), (5130, 167972), (5142, 167580), (5292, 162830), (5320, 161973), (5586, 154260), (5880, 146547), (5985, 143976), (5999, 143640), (6615, 130264), (6840, 125979), (6856, 125685), (7182, 119980), (7448, 115695), (7560, 113981), (7713, 111720), (7980, 107982), (8379, 102840), (8570, 100548), (8820, 97698), (9310, 92556), (9576, 89985), (10260, 83986), (10284, 83790), (10584, 81415), (11172, 77130), (11970, 71988), (11998, 71820), (12855, 67032), (13230, 65132), (13965, 61704), (14364, 59990), (15426, 55860), (15960, 53991), (16283, 52920), (16758, 51420), (17140, 50274), (17640, 48849), (17955, 47992), (17997, 47880), (18620, 46278), (20520, 41993), (20568, 41895), (22344, 38565), (23139, 37240), (23940, 35994), (23996, 35910), (25137, 34280), (25710, 33516), (26460, 32566), (27930, 30852), (28728, 29995)]