406895160

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{3251}}^1$

素因数の和:3421

約数の個数: 128

約数和(自身を含む): 1404864000

約数和(自身を除く): 997968840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 149, 168, 210, 280, 298, 420, 447, 596, 745, 840, 894, 1043, 1192, 1490, 1788, 2086, 2235, 2980, 3129, 3251, 3576, 4172, 4470, 5215, 5960, 6258, 6502, 8344, 8940, 9753, 10430, 12516, 13004, 15645, 16255, 17880, 19506, 20860, 22757, 25032, 26008, 31290, 32510, 39012, 41720, 45514, 48765, 62580, 65020, 68271, 78024, 91028, 97530, 113785, 125160, 130040, 136542, 182056, 195060, 227570, 273084, 341355, 390120, 455140, 484399, 546168, 682710, 910280, 968798, 1365420, 1453197, 1937596, 2421995, 2730840, 2906394, 3390793, 3875192, 4843990, 5812788, 6781586, 7265985, 9687980, 10172379, 11625576, 13563172, 14531970, 16953965, 19375960, 20344758, 27126344, 29063940, 33907930, 40689516, 50861895, 58127880, 67815860, 81379032, 101723790, 135631720, 203447580, 406895160]

約数ペア:

[(1, 406895160), (2, 203447580), (3, 135631720), (4, 101723790), (5, 81379032), (6, 67815860), (7, 58127880), (8, 50861895), (10, 40689516), (12, 33907930), (14, 29063940), (15, 27126344), (20, 20344758), (21, 19375960), (24, 16953965), (28, 14531970), (30, 13563172), (35, 11625576), (40, 10172379), (42, 9687980), (56, 7265985), (60, 6781586), (70, 5812788), (84, 4843990), (105, 3875192), (120, 3390793), (140, 2906394), (149, 2730840), (168, 2421995), (210, 1937596), (280, 1453197), (298, 1365420), (420, 968798), (447, 910280), (596, 682710), (745, 546168), (840, 484399), (894, 455140), (1043, 390120), (1192, 341355), (1490, 273084), (1788, 227570), (2086, 195060), (2235, 182056), (2980, 136542), (3129, 130040), (3251, 125160), (3576, 113785), (4172, 97530), (4470, 91028), (5215, 78024), (5960, 68271), (6258, 65020), (6502, 62580), (8344, 48765), (8940, 45514), (9753, 41720), (10430, 39012), (12516, 32510), (13004, 31290), (15645, 26008), (16255, 25032), (17880, 22757), (19506, 20860)]