408060240

素因数分解:

$2^4\times 3^1\times 5^1\times 7^3\times {\mathrm{4957}}^1$

素因数の和:4994

約数の個数: 160

約数和(自身を含む): 1475500800

約数和(自身を除く): 1067440560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 98, 105, 112, 120, 140, 147, 168, 196, 210, 240, 245, 280, 294, 336, 343, 392, 420, 490, 560, 588, 686, 735, 784, 840, 980, 1029, 1176, 1372, 1470, 1680, 1715, 1960, 2058, 2352, 2744, 2940, 3430, 3920, 4116, 4957, 5145, 5488, 5880, 6860, 8232, 9914, 10290, 11760, 13720, 14871, 16464, 19828, 20580, 24785, 27440, 29742, 34699, 39656, 41160, 49570, 59484, 69398, 74355, 79312, 82320, 99140, 104097, 118968, 138796, 148710, 173495, 198280, 208194, 237936, 242893, 277592, 297420, 346990, 396560, 416388, 485786, 520485, 555184, 594840, 693980, 728679, 832776, 971572, 1040970, 1189680, 1214465, 1387960, 1457358, 1665552, 1700251, 1943144, 2081940, 2428930, 2775920, 2914716, 3400502, 3643395, 3886288, 4163880, 4857860, 5100753, 5829432, 6801004, 7286790, 8327760, 8501255, 9715720, 10201506, 11658864, 13602008, 14573580, 17002510, 19431440, 20403012, 25503765, 27204016, 29147160, 34005020, 40806024, 51007530, 58294320, 68010040, 81612048, 102015060, 136020080, 204030120, 408060240]

約数ペア:

[(1, 408060240), (2, 204030120), (3, 136020080), (4, 102015060), (5, 81612048), (6, 68010040), (7, 58294320), (8, 51007530), (10, 40806024), (12, 34005020), (14, 29147160), (15, 27204016), (16, 25503765), (20, 20403012), (21, 19431440), (24, 17002510), (28, 14573580), (30, 13602008), (35, 11658864), (40, 10201506), (42, 9715720), (48, 8501255), (49, 8327760), (56, 7286790), (60, 6801004), (70, 5829432), (80, 5100753), (84, 4857860), (98, 4163880), (105, 3886288), (112, 3643395), (120, 3400502), (140, 2914716), (147, 2775920), (168, 2428930), (196, 2081940), (210, 1943144), (240, 1700251), (245, 1665552), (280, 1457358), (294, 1387960), (336, 1214465), (343, 1189680), (392, 1040970), (420, 971572), (490, 832776), (560, 728679), (588, 693980), (686, 594840), (735, 555184), (784, 520485), (840, 485786), (980, 416388), (1029, 396560), (1176, 346990), (1372, 297420), (1470, 277592), (1680, 242893), (1715, 237936), (1960, 208194), (2058, 198280), (2352, 173495), (2744, 148710), (2940, 138796), (3430, 118968), (3920, 104097), (4116, 99140), (4957, 82320), (5145, 79312), (5488, 74355), (5880, 69398), (6860, 59484), (8232, 49570), (9914, 41160), (10290, 39656), (11760, 34699), (13720, 29742), (14871, 27440), (16464, 24785), (19828, 20580)]