247540080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{199}}^1$

素因数の和:359

約数の個数: 160

約数和(自身を含む): 792806400

約数和(自身を除く): 545266320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 71, 73, 80, 120, 142, 146, 199, 213, 219, 240, 284, 292, 355, 365, 398, 426, 438, 568, 584, 597, 710, 730, 796, 852, 876, 995, 1065, 1095, 1136, 1168, 1194, 1420, 1460, 1592, 1704, 1752, 1990, 2130, 2190, 2388, 2840, 2920, 2985, 3184, 3408, 3504, 3980, 4260, 4380, 4776, 5183, 5680, 5840, 5970, 7960, 8520, 8760, 9552, 10366, 11940, 14129, 14527, 15549, 15920, 17040, 17520, 20732, 23880, 25915, 28258, 29054, 31098, 41464, 42387, 43581, 47760, 51830, 56516, 58108, 62196, 70645, 72635, 77745, 82928, 84774, 87162, 103660, 113032, 116216, 124392, 141290, 145270, 155490, 169548, 174324, 207320, 211935, 217905, 226064, 232432, 248784, 282580, 290540, 310980, 339096, 348648, 414640, 423870, 435810, 565160, 581080, 621960, 678192, 697296, 847740, 871620, 1031417, 1130320, 1162160, 1243920, 1695480, 1743240, 2062834, 3094251, 3390960, 3486480, 4125668, 5157085, 6188502, 8251336, 10314170, 12377004, 15471255, 16502672, 20628340, 24754008, 30942510, 41256680, 49508016, 61885020, 82513360, 123770040, 247540080]

約数ペア:

[(1, 247540080), (2, 123770040), (3, 82513360), (4, 61885020), (5, 49508016), (6, 41256680), (8, 30942510), (10, 24754008), (12, 20628340), (15, 16502672), (16, 15471255), (20, 12377004), (24, 10314170), (30, 8251336), (40, 6188502), (48, 5157085), (60, 4125668), (71, 3486480), (73, 3390960), (80, 3094251), (120, 2062834), (142, 1743240), (146, 1695480), (199, 1243920), (213, 1162160), (219, 1130320), (240, 1031417), (284, 871620), (292, 847740), (355, 697296), (365, 678192), (398, 621960), (426, 581080), (438, 565160), (568, 435810), (584, 423870), (597, 414640), (710, 348648), (730, 339096), (796, 310980), (852, 290540), (876, 282580), (995, 248784), (1065, 232432), (1095, 226064), (1136, 217905), (1168, 211935), (1194, 207320), (1420, 174324), (1460, 169548), (1592, 155490), (1704, 145270), (1752, 141290), (1990, 124392), (2130, 116216), (2190, 113032), (2388, 103660), (2840, 87162), (2920, 84774), (2985, 82928), (3184, 77745), (3408, 72635), (3504, 70645), (3980, 62196), (4260, 58108), (4380, 56516), (4776, 51830), (5183, 47760), (5680, 43581), (5840, 42387), (5970, 41464), (7960, 31098), (8520, 29054), (8760, 28258), (9552, 25915), (10366, 23880), (11940, 20732), (14129, 17520), (14527, 17040), (15549, 15920)]