260664040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3769}}^1$

素因数の和:3819

約数の個数: 128

約数和(自身を含む): 760032000

約数和(自身を除く): 499367960

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 19, 20, 26, 28, 35, 38, 40, 52, 56, 65, 70, 76, 91, 95, 104, 130, 133, 140, 152, 182, 190, 247, 260, 266, 280, 364, 380, 455, 494, 520, 532, 665, 728, 760, 910, 988, 1064, 1235, 1330, 1729, 1820, 1976, 2470, 2660, 3458, 3640, 3769, 4940, 5320, 6916, 7538, 8645, 9880, 13832, 15076, 17290, 18845, 26383, 30152, 34580, 37690, 48997, 52766, 69160, 71611, 75380, 97994, 105532, 131915, 143222, 150760, 195988, 211064, 244985, 263830, 286444, 342979, 358055, 391976, 489970, 501277, 527660, 572888, 685958, 716110, 930943, 979940, 1002554, 1055320, 1371916, 1432220, 1714895, 1861886, 1959880, 2005108, 2506385, 2743832, 2864440, 3429790, 3723772, 4010216, 4654715, 5012770, 6516601, 6859580, 7447544, 9309430, 10025540, 13033202, 13719160, 18618860, 20051080, 26066404, 32583005, 37237720, 52132808, 65166010, 130332020, 260664040]

約数ペア:

[(1, 260664040), (2, 130332020), (4, 65166010), (5, 52132808), (7, 37237720), (8, 32583005), (10, 26066404), (13, 20051080), (14, 18618860), (19, 13719160), (20, 13033202), (26, 10025540), (28, 9309430), (35, 7447544), (38, 6859580), (40, 6516601), (52, 5012770), (56, 4654715), (65, 4010216), (70, 3723772), (76, 3429790), (91, 2864440), (95, 2743832), (104, 2506385), (130, 2005108), (133, 1959880), (140, 1861886), (152, 1714895), (182, 1432220), (190, 1371916), (247, 1055320), (260, 1002554), (266, 979940), (280, 930943), (364, 716110), (380, 685958), (455, 572888), (494, 527660), (520, 501277), (532, 489970), (665, 391976), (728, 358055), (760, 342979), (910, 286444), (988, 263830), (1064, 244985), (1235, 211064), (1330, 195988), (1729, 150760), (1820, 143222), (1976, 131915), (2470, 105532), (2660, 97994), (3458, 75380), (3640, 71611), (3769, 69160), (4940, 52766), (5320, 48997), (6916, 37690), (7538, 34580), (8645, 30152), (9880, 26383), (13832, 18845), (15076, 17290)]