77974920

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1$

素因数の和:205

約数の個数: 256

約数和(自身を含む): 286156800

約数和(自身を除く): 208181880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 27, 30, 31, 34, 36, 40, 45, 51, 54, 60, 62, 68, 72, 85, 90, 93, 102, 108, 120, 124, 135, 136, 137, 153, 155, 170, 180, 186, 204, 216, 248, 255, 270, 274, 279, 306, 310, 340, 360, 372, 408, 411, 459, 465, 510, 527, 540, 548, 558, 612, 620, 680, 685, 744, 765, 822, 837, 918, 930, 1020, 1054, 1080, 1096, 1116, 1224, 1233, 1240, 1370, 1395, 1530, 1581, 1644, 1674, 1836, 1860, 2040, 2055, 2108, 2232, 2295, 2329, 2466, 2635, 2740, 2790, 3060, 3162, 3288, 3348, 3672, 3699, 3720, 4110, 4185, 4216, 4247, 4590, 4658, 4743, 4932, 5270, 5480, 5580, 6120, 6165, 6324, 6696, 6987, 7398, 7905, 8220, 8370, 8494, 9180, 9316, 9486, 9864, 10540, 11160, 11645, 12330, 12648, 12741, 13974, 14229, 14796, 15810, 16440, 16740, 16988, 18360, 18495, 18632, 18972, 20961, 21080, 21235, 23290, 23715, 24660, 25482, 27948, 28458, 29592, 31620, 33480, 33976, 34935, 36990, 37944, 38223, 41922, 42470, 46580, 47430, 49320, 50964, 55896, 56916, 62883, 63240, 63705, 69870, 71145, 72199, 73980, 76446, 83844, 84940, 93160, 94860, 101928, 104805, 113832, 114669, 125766, 127410, 139740, 142290, 144398, 147960, 152892, 167688, 169880, 189720, 191115, 209610, 216597, 229338, 251532, 254820, 279480, 284580, 288796, 305784, 314415, 360995, 382230, 419220, 433194, 458676, 503064, 509640, 569160, 573345, 577592, 628830, 649791, 721990, 764460, 838440, 866388, 917352, 1082985, 1146690, 1257660, 1299582, 1443980, 1528920, 1732776, 1949373, 2165970, 2293380, 2515320, 2599164, 2887960, 3248955, 3898746, 4331940, 4586760, 5198328, 6497910, 7797492, 8663880, 9746865, 12995820, 15594984, 19493730, 25991640, 38987460, 77974920]

約数ペア:

[(1, 77974920), (2, 38987460), (3, 25991640), (4, 19493730), (5, 15594984), (6, 12995820), (8, 9746865), (9, 8663880), (10, 7797492), (12, 6497910), (15, 5198328), (17, 4586760), (18, 4331940), (20, 3898746), (24, 3248955), (27, 2887960), (30, 2599164), (31, 2515320), (34, 2293380), (36, 2165970), (40, 1949373), (45, 1732776), (51, 1528920), (54, 1443980), (60, 1299582), (62, 1257660), (68, 1146690), (72, 1082985), (85, 917352), (90, 866388), (93, 838440), (102, 764460), (108, 721990), (120, 649791), (124, 628830), (135, 577592), (136, 573345), (137, 569160), (153, 509640), (155, 503064), (170, 458676), (180, 433194), (186, 419220), (204, 382230), (216, 360995), (248, 314415), (255, 305784), (270, 288796), (274, 284580), (279, 279480), (306, 254820), (310, 251532), (340, 229338), (360, 216597), (372, 209610), (408, 191115), (411, 189720), (459, 169880), (465, 167688), (510, 152892), (527, 147960), (540, 144398), (548, 142290), (558, 139740), (612, 127410), (620, 125766), (680, 114669), (685, 113832), (744, 104805), (765, 101928), (822, 94860), (837, 93160), (918, 84940), (930, 83844), (1020, 76446), (1054, 73980), (1080, 72199), (1096, 71145), (1116, 69870), (1224, 63705), (1233, 63240), (1240, 62883), (1370, 56916), (1395, 55896), (1530, 50964), (1581, 49320), (1644, 47430), (1674, 46580), (1836, 42470), (1860, 41922), (2040, 38223), (2055, 37944), (2108, 36990), (2232, 34935), (2295, 33976), (2329, 33480), (2466, 31620), (2635, 29592), (2740, 28458), (2790, 27948), (3060, 25482), (3162, 24660), (3288, 23715), (3348, 23290), (3672, 21235), (3699, 21080), (3720, 20961), (4110, 18972), (4185, 18632), (4216, 18495), (4247, 18360), (4590, 16988), (4658, 16740), (4743, 16440), (4932, 15810), (5270, 14796), (5480, 14229), (5580, 13974), (6120, 12741), (6165, 12648), (6324, 12330), (6696, 11645), (6987, 11160), (7398, 10540), (7905, 9864), (8220, 9486), (8370, 9316), (8494, 9180)]