127935640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{233}}^1$

素因数の和:341

約数の個数: 128

約数和(自身を含む): 345720960

約数和(自身を除く): 217785320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 53, 56, 70, 74, 106, 140, 148, 185, 212, 233, 259, 265, 280, 296, 370, 371, 424, 466, 518, 530, 740, 742, 932, 1036, 1060, 1165, 1295, 1480, 1484, 1631, 1855, 1864, 1961, 2072, 2120, 2330, 2590, 2968, 3262, 3710, 3922, 4660, 5180, 6524, 7420, 7844, 8155, 8621, 9320, 9805, 10360, 12349, 13048, 13727, 14840, 15688, 16310, 17242, 19610, 24698, 27454, 32620, 34484, 39220, 43105, 49396, 54908, 60347, 61745, 65240, 68635, 68968, 78440, 86210, 86443, 98792, 109816, 120694, 123490, 137270, 172420, 172886, 241388, 246980, 274540, 301735, 344840, 345772, 432215, 456913, 482776, 493960, 549080, 603470, 691544, 864430, 913826, 1206940, 1728860, 1827652, 2284565, 2413880, 3198391, 3457720, 3655304, 4569130, 6396782, 9138260, 12793564, 15991955, 18276520, 25587128, 31983910, 63967820, 127935640]

約数ペア:

[(1, 127935640), (2, 63967820), (4, 31983910), (5, 25587128), (7, 18276520), (8, 15991955), (10, 12793564), (14, 9138260), (20, 6396782), (28, 4569130), (35, 3655304), (37, 3457720), (40, 3198391), (53, 2413880), (56, 2284565), (70, 1827652), (74, 1728860), (106, 1206940), (140, 913826), (148, 864430), (185, 691544), (212, 603470), (233, 549080), (259, 493960), (265, 482776), (280, 456913), (296, 432215), (370, 345772), (371, 344840), (424, 301735), (466, 274540), (518, 246980), (530, 241388), (740, 172886), (742, 172420), (932, 137270), (1036, 123490), (1060, 120694), (1165, 109816), (1295, 98792), (1480, 86443), (1484, 86210), (1631, 78440), (1855, 68968), (1864, 68635), (1961, 65240), (2072, 61745), (2120, 60347), (2330, 54908), (2590, 49396), (2968, 43105), (3262, 39220), (3710, 34484), (3922, 32620), (4660, 27454), (5180, 24698), (6524, 19610), (7420, 17242), (7844, 16310), (8155, 15688), (8621, 14840), (9320, 13727), (9805, 13048), (10360, 12349)]