255297432

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{379}}^1$

素因数の和:545

約数の個数: 128

約数和(自身を含む): 735436800

約数和(自身を除く): 480139368

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 17, 24, 26, 34, 39, 51, 52, 68, 78, 102, 104, 127, 136, 156, 204, 221, 254, 312, 379, 381, 408, 442, 508, 663, 758, 762, 884, 1016, 1137, 1326, 1516, 1524, 1651, 1768, 2159, 2274, 2652, 3032, 3048, 3302, 4318, 4548, 4927, 4953, 5304, 6443, 6477, 6604, 8636, 9096, 9854, 9906, 12886, 12954, 13208, 14781, 17272, 19329, 19708, 19812, 25772, 25908, 28067, 29562, 38658, 39416, 39624, 48133, 51544, 51816, 56134, 59124, 77316, 83759, 84201, 96266, 112268, 118248, 144399, 154632, 167518, 168402, 192532, 224536, 251277, 288798, 335036, 336804, 385064, 502554, 577596, 625729, 670072, 673608, 818261, 1005108, 1155192, 1251458, 1636522, 1877187, 2010216, 2454783, 2502916, 3273044, 3754374, 4909566, 5005832, 6546088, 7508748, 9819132, 10637393, 15017496, 19638264, 21274786, 31912179, 42549572, 63824358, 85099144, 127648716, 255297432]

約数ペア:

[(1, 255297432), (2, 127648716), (3, 85099144), (4, 63824358), (6, 42549572), (8, 31912179), (12, 21274786), (13, 19638264), (17, 15017496), (24, 10637393), (26, 9819132), (34, 7508748), (39, 6546088), (51, 5005832), (52, 4909566), (68, 3754374), (78, 3273044), (102, 2502916), (104, 2454783), (127, 2010216), (136, 1877187), (156, 1636522), (204, 1251458), (221, 1155192), (254, 1005108), (312, 818261), (379, 673608), (381, 670072), (408, 625729), (442, 577596), (508, 502554), (663, 385064), (758, 336804), (762, 335036), (884, 288798), (1016, 251277), (1137, 224536), (1326, 192532), (1516, 168402), (1524, 167518), (1651, 154632), (1768, 144399), (2159, 118248), (2274, 112268), (2652, 96266), (3032, 84201), (3048, 83759), (3302, 77316), (4318, 59124), (4548, 56134), (4927, 51816), (4953, 51544), (5304, 48133), (6443, 39624), (6477, 39416), (6604, 38658), (8636, 29562), (9096, 28067), (9854, 25908), (9906, 25772), (12886, 19812), (12954, 19708), (13208, 19329), (14781, 17272)]