253876980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{37}}^1$

素因数の和:135

約数の個数: 288

約数和(自身を含む): 912860928

約数和(自身を除く): 658983948

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 31, 34, 35, 37, 42, 51, 60, 62, 68, 70, 74, 84, 85, 93, 102, 105, 111, 119, 124, 140, 148, 155, 170, 185, 186, 204, 210, 217, 222, 238, 255, 259, 310, 340, 357, 370, 372, 420, 434, 444, 465, 476, 510, 518, 527, 555, 595, 620, 629, 651, 714, 740, 777, 868, 930, 961, 1020, 1036, 1054, 1085, 1110, 1147, 1190, 1258, 1295, 1302, 1428, 1554, 1581, 1785, 1860, 1887, 1922, 2108, 2170, 2220, 2294, 2380, 2516, 2590, 2604, 2635, 2883, 3108, 3145, 3162, 3255, 3441, 3570, 3689, 3774, 3844, 3885, 4340, 4403, 4588, 4805, 5180, 5270, 5735, 5766, 6290, 6324, 6510, 6727, 6882, 7140, 7378, 7548, 7770, 7905, 8029, 8806, 9435, 9610, 10540, 11067, 11470, 11532, 12580, 13020, 13209, 13454, 13764, 14415, 14756, 15540, 15810, 16058, 16337, 17205, 17612, 18445, 18870, 19220, 19499, 20181, 22015, 22134, 22940, 24087, 26418, 26908, 28830, 31620, 32116, 32674, 33635, 34410, 35557, 36890, 37740, 38998, 40145, 40362, 44030, 44268, 48174, 49011, 52836, 55335, 57660, 58497, 65348, 66045, 67270, 68820, 71114, 73780, 77996, 80290, 80724, 81685, 88060, 96348, 97495, 98022, 100905, 106671, 110670, 114359, 116994, 120435, 132090, 134540, 136493, 142228, 160580, 163370, 177785, 194990, 196044, 201810, 213342, 221340, 228718, 233988, 240870, 245055, 248899, 264180, 272986, 292485, 326740, 343077, 355570, 389980, 403620, 409479, 426684, 457436, 481740, 490110, 497798, 533355, 545972, 571795, 584970, 604469, 682465, 686154, 711140, 746697, 818958, 980220, 995596, 1066710, 1143590, 1169940, 1208938, 1244495, 1364930, 1372308, 1493394, 1637916, 1715385, 1813407, 2047395, 2133420, 2287180, 2417876, 2488990, 2729860, 2986788, 3022345, 3430770, 3626814, 3733485, 4094790, 4231283, 4977980, 6044690, 6861540, 7253628, 7466970, 8189580, 8462566, 9067035, 12089380, 12693849, 14933940, 16925132, 18134070, 21156415, 25387698, 36268140, 42312830, 50775396, 63469245, 84625660, 126938490, 253876980]

約数ペア:

[(1, 253876980), (2, 126938490), (3, 84625660), (4, 63469245), (5, 50775396), (6, 42312830), (7, 36268140), (10, 25387698), (12, 21156415), (14, 18134070), (15, 16925132), (17, 14933940), (20, 12693849), (21, 12089380), (28, 9067035), (30, 8462566), (31, 8189580), (34, 7466970), (35, 7253628), (37, 6861540), (42, 6044690), (51, 4977980), (60, 4231283), (62, 4094790), (68, 3733485), (70, 3626814), (74, 3430770), (84, 3022345), (85, 2986788), (93, 2729860), (102, 2488990), (105, 2417876), (111, 2287180), (119, 2133420), (124, 2047395), (140, 1813407), (148, 1715385), (155, 1637916), (170, 1493394), (185, 1372308), (186, 1364930), (204, 1244495), (210, 1208938), (217, 1169940), (222, 1143590), (238, 1066710), (255, 995596), (259, 980220), (310, 818958), (340, 746697), (357, 711140), (370, 686154), (372, 682465), (420, 604469), (434, 584970), (444, 571795), (465, 545972), (476, 533355), (510, 497798), (518, 490110), (527, 481740), (555, 457436), (595, 426684), (620, 409479), (629, 403620), (651, 389980), (714, 355570), (740, 343077), (777, 326740), (868, 292485), (930, 272986), (961, 264180), (1020, 248899), (1036, 245055), (1054, 240870), (1085, 233988), (1110, 228718), (1147, 221340), (1190, 213342), (1258, 201810), (1295, 196044), (1302, 194990), (1428, 177785), (1554, 163370), (1581, 160580), (1785, 142228), (1860, 136493), (1887, 134540), (1922, 132090), (2108, 120435), (2170, 116994), (2220, 114359), (2294, 110670), (2380, 106671), (2516, 100905), (2590, 98022), (2604, 97495), (2635, 96348), (2883, 88060), (3108, 81685), (3145, 80724), (3162, 80290), (3255, 77996), (3441, 73780), (3570, 71114), (3689, 68820), (3774, 67270), (3844, 66045), (3885, 65348), (4340, 58497), (4403, 57660), (4588, 55335), (4805, 52836), (5180, 49011), (5270, 48174), (5735, 44268), (5766, 44030), (6290, 40362), (6324, 40145), (6510, 38998), (6727, 37740), (6882, 36890), (7140, 35557), (7378, 34410), (7548, 33635), (7770, 32674), (7905, 32116), (8029, 31620), (8806, 28830), (9435, 26908), (9610, 26418), (10540, 24087), (11067, 22940), (11470, 22134), (11532, 22015), (12580, 20181), (13020, 19499), (13209, 19220), (13454, 18870), (13764, 18445), (14415, 17612), (14756, 17205), (15540, 16337), (15810, 16058)]