390863880

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{997}}^1$

素因数の和:1042

約数の個数: 240

約数和(自身を含む): 1445473260

約数和(自身を除く): 1054609380

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 54, 55, 60, 66, 72, 81, 88, 90, 99, 108, 110, 120, 121, 132, 135, 162, 165, 180, 198, 216, 220, 242, 264, 270, 297, 324, 330, 360, 363, 396, 405, 440, 484, 495, 540, 594, 605, 648, 660, 726, 792, 810, 891, 968, 990, 997, 1080, 1089, 1188, 1210, 1320, 1452, 1485, 1620, 1782, 1815, 1980, 1994, 2178, 2376, 2420, 2904, 2970, 2991, 3240, 3267, 3564, 3630, 3960, 3988, 4356, 4455, 4840, 4985, 5445, 5940, 5982, 6534, 7128, 7260, 7976, 8712, 8910, 8973, 9801, 9970, 10890, 10967, 11880, 11964, 13068, 14520, 14955, 16335, 17820, 17946, 19602, 19940, 21780, 21934, 23928, 26136, 26919, 29910, 32670, 32901, 35640, 35892, 39204, 39880, 43560, 43868, 44865, 49005, 53838, 54835, 59820, 65340, 65802, 71784, 78408, 80757, 87736, 89730, 98010, 98703, 107676, 109670, 119640, 120637, 130680, 131604, 134595, 161514, 164505, 179460, 196020, 197406, 215352, 219340, 241274, 263208, 269190, 296109, 323028, 329010, 358920, 361911, 392040, 394812, 403785, 438680, 482548, 493515, 538380, 592218, 603185, 646056, 658020, 723822, 789624, 807570, 888327, 965096, 987030, 1076760, 1085733, 1184436, 1206370, 1316040, 1447644, 1480545, 1615140, 1776654, 1809555, 1974060, 2171466, 2368872, 2412740, 2895288, 2961090, 3230280, 3257199, 3553308, 3619110, 3948120, 4342932, 4441635, 4825480, 5428665, 5922180, 6514398, 7106616, 7238220, 8685864, 8883270, 9771597, 10857330, 11844360, 13028796, 14476440, 16285995, 17766540, 19543194, 21714660, 26057592, 32571990, 35533080, 39086388, 43429320, 48857985, 65143980, 78172776, 97715970, 130287960, 195431940, 390863880]

約数ペア:

[(1, 390863880), (2, 195431940), (3, 130287960), (4, 97715970), (5, 78172776), (6, 65143980), (8, 48857985), (9, 43429320), (10, 39086388), (11, 35533080), (12, 32571990), (15, 26057592), (18, 21714660), (20, 19543194), (22, 17766540), (24, 16285995), (27, 14476440), (30, 13028796), (33, 11844360), (36, 10857330), (40, 9771597), (44, 8883270), (45, 8685864), (54, 7238220), (55, 7106616), (60, 6514398), (66, 5922180), (72, 5428665), (81, 4825480), (88, 4441635), (90, 4342932), (99, 3948120), (108, 3619110), (110, 3553308), (120, 3257199), (121, 3230280), (132, 2961090), (135, 2895288), (162, 2412740), (165, 2368872), (180, 2171466), (198, 1974060), (216, 1809555), (220, 1776654), (242, 1615140), (264, 1480545), (270, 1447644), (297, 1316040), (324, 1206370), (330, 1184436), (360, 1085733), (363, 1076760), (396, 987030), (405, 965096), (440, 888327), (484, 807570), (495, 789624), (540, 723822), (594, 658020), (605, 646056), (648, 603185), (660, 592218), (726, 538380), (792, 493515), (810, 482548), (891, 438680), (968, 403785), (990, 394812), (997, 392040), (1080, 361911), (1089, 358920), (1188, 329010), (1210, 323028), (1320, 296109), (1452, 269190), (1485, 263208), (1620, 241274), (1782, 219340), (1815, 215352), (1980, 197406), (1994, 196020), (2178, 179460), (2376, 164505), (2420, 161514), (2904, 134595), (2970, 131604), (2991, 130680), (3240, 120637), (3267, 119640), (3564, 109670), (3630, 107676), (3960, 98703), (3988, 98010), (4356, 89730), (4455, 87736), (4840, 80757), (4985, 78408), (5445, 71784), (5940, 65802), (5982, 65340), (6534, 59820), (7128, 54835), (7260, 53838), (7976, 49005), (8712, 44865), (8910, 43868), (8973, 43560), (9801, 39880), (9970, 39204), (10890, 35892), (10967, 35640), (11880, 32901), (11964, 32670), (13068, 29910), (14520, 26919), (14955, 26136), (16335, 23928), (17820, 21934), (17946, 21780), (19602, 19940)]