620848160

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{199}}^1$

素因数の和:299

約数の個数: 192

約数和(自身を含む): 1654732800

約数和(自身を除く): 1033884640

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 32, 34, 37, 40, 62, 68, 74, 80, 85, 124, 136, 148, 155, 160, 170, 185, 199, 248, 272, 296, 310, 340, 370, 398, 496, 527, 544, 592, 620, 629, 680, 740, 796, 992, 995, 1054, 1147, 1184, 1240, 1258, 1360, 1480, 1592, 1990, 2108, 2294, 2480, 2516, 2635, 2720, 2960, 3145, 3184, 3383, 3980, 4216, 4588, 4960, 5032, 5270, 5735, 5920, 6169, 6290, 6368, 6766, 7363, 7960, 8432, 9176, 10064, 10540, 11470, 12338, 12580, 13532, 14726, 15920, 16864, 16915, 18352, 19499, 20128, 21080, 22940, 24676, 25160, 27064, 29452, 30845, 31840, 33830, 36704, 36815, 38998, 42160, 45880, 49352, 50320, 54128, 58904, 61690, 67660, 73630, 77996, 84320, 91760, 97495, 98704, 100640, 104873, 108256, 117808, 123380, 125171, 135320, 147260, 155992, 183520, 194990, 197408, 209746, 228253, 235616, 246760, 250342, 270640, 294520, 311984, 389980, 419492, 456506, 493520, 500684, 524365, 541280, 589040, 623968, 625855, 779960, 838984, 913012, 987040, 1001368, 1048730, 1141265, 1178080, 1251710, 1559920, 1677968, 1826024, 2002736, 2097460, 2282530, 2503420, 3119840, 3355936, 3652048, 3880301, 4005472, 4194920, 4565060, 5006840, 7304096, 7760602, 8389840, 9130120, 10013680, 15521204, 16779680, 18260240, 19401505, 20027360, 31042408, 36520480, 38803010, 62084816, 77606020, 124169632, 155212040, 310424080, 620848160]

約数ペア:

[(1, 620848160), (2, 310424080), (4, 155212040), (5, 124169632), (8, 77606020), (10, 62084816), (16, 38803010), (17, 36520480), (20, 31042408), (31, 20027360), (32, 19401505), (34, 18260240), (37, 16779680), (40, 15521204), (62, 10013680), (68, 9130120), (74, 8389840), (80, 7760602), (85, 7304096), (124, 5006840), (136, 4565060), (148, 4194920), (155, 4005472), (160, 3880301), (170, 3652048), (185, 3355936), (199, 3119840), (248, 2503420), (272, 2282530), (296, 2097460), (310, 2002736), (340, 1826024), (370, 1677968), (398, 1559920), (496, 1251710), (527, 1178080), (544, 1141265), (592, 1048730), (620, 1001368), (629, 987040), (680, 913012), (740, 838984), (796, 779960), (992, 625855), (995, 623968), (1054, 589040), (1147, 541280), (1184, 524365), (1240, 500684), (1258, 493520), (1360, 456506), (1480, 419492), (1592, 389980), (1990, 311984), (2108, 294520), (2294, 270640), (2480, 250342), (2516, 246760), (2635, 235616), (2720, 228253), (2960, 209746), (3145, 197408), (3184, 194990), (3383, 183520), (3980, 155992), (4216, 147260), (4588, 135320), (4960, 125171), (5032, 123380), (5270, 117808), (5735, 108256), (5920, 104873), (6169, 100640), (6290, 98704), (6368, 97495), (6766, 91760), (7363, 84320), (7960, 77996), (8432, 73630), (9176, 67660), (10064, 61690), (10540, 58904), (11470, 54128), (12338, 50320), (12580, 49352), (13532, 45880), (14726, 42160), (15920, 38998), (16864, 36815), (16915, 36704), (18352, 33830), (19499, 31840), (20128, 30845), (21080, 29452), (22940, 27064), (24676, 25160)]