351396240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^2\times {\mathrm{67}}^1$

素因数の和:178

約数の個数: 240

約数和(自身を含む): 1220380224

約数和(自身を除く): 868983984

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 41, 48, 52, 60, 65, 67, 78, 80, 82, 104, 120, 123, 130, 134, 156, 164, 195, 201, 205, 208, 240, 246, 260, 268, 312, 328, 335, 390, 402, 410, 492, 520, 533, 536, 615, 624, 656, 670, 780, 804, 820, 871, 984, 1005, 1040, 1066, 1072, 1230, 1340, 1560, 1599, 1608, 1640, 1681, 1742, 1968, 2010, 2132, 2460, 2613, 2665, 2680, 2747, 3120, 3198, 3216, 3280, 3362, 3484, 4020, 4264, 4355, 4920, 5043, 5226, 5330, 5360, 5494, 6396, 6724, 6968, 7995, 8040, 8241, 8405, 8528, 8710, 9840, 10086, 10452, 10660, 10988, 12792, 13065, 13448, 13735, 13936, 15990, 16080, 16482, 16810, 17420, 20172, 20904, 21320, 21853, 21976, 25215, 25584, 26130, 26896, 27470, 31980, 32964, 33620, 34840, 35711, 40344, 41205, 41808, 42640, 43706, 43952, 50430, 52260, 54940, 63960, 65559, 65928, 67240, 69680, 71422, 80688, 82410, 87412, 100860, 104520, 107133, 109265, 109880, 112627, 127920, 131118, 131856, 134480, 142844, 164820, 174824, 178555, 201720, 209040, 214266, 218530, 219760, 225254, 262236, 285688, 327795, 329640, 337881, 349648, 357110, 403440, 428532, 437060, 450508, 524472, 535665, 563135, 571376, 655590, 659280, 675762, 714220, 857064, 874120, 901016, 1048944, 1071330, 1126270, 1311180, 1351524, 1428440, 1464151, 1689405, 1714128, 1748240, 1802032, 2142660, 2252540, 2622360, 2703048, 2856880, 2928302, 3378810, 4285320, 4392453, 4505080, 5244720, 5406096, 5856604, 6757620, 7320755, 8570640, 8784906, 9010160, 11713208, 13515240, 14641510, 17569812, 21962265, 23426416, 27030480, 29283020, 35139624, 43924530, 58566040, 70279248, 87849060, 117132080, 175698120, 351396240]

約数ペア:

[(1, 351396240), (2, 175698120), (3, 117132080), (4, 87849060), (5, 70279248), (6, 58566040), (8, 43924530), (10, 35139624), (12, 29283020), (13, 27030480), (15, 23426416), (16, 21962265), (20, 17569812), (24, 14641510), (26, 13515240), (30, 11713208), (39, 9010160), (40, 8784906), (41, 8570640), (48, 7320755), (52, 6757620), (60, 5856604), (65, 5406096), (67, 5244720), (78, 4505080), (80, 4392453), (82, 4285320), (104, 3378810), (120, 2928302), (123, 2856880), (130, 2703048), (134, 2622360), (156, 2252540), (164, 2142660), (195, 1802032), (201, 1748240), (205, 1714128), (208, 1689405), (240, 1464151), (246, 1428440), (260, 1351524), (268, 1311180), (312, 1126270), (328, 1071330), (335, 1048944), (390, 901016), (402, 874120), (410, 857064), (492, 714220), (520, 675762), (533, 659280), (536, 655590), (615, 571376), (624, 563135), (656, 535665), (670, 524472), (780, 450508), (804, 437060), (820, 428532), (871, 403440), (984, 357110), (1005, 349648), (1040, 337881), (1066, 329640), (1072, 327795), (1230, 285688), (1340, 262236), (1560, 225254), (1599, 219760), (1608, 218530), (1640, 214266), (1681, 209040), (1742, 201720), (1968, 178555), (2010, 174824), (2132, 164820), (2460, 142844), (2613, 134480), (2665, 131856), (2680, 131118), (2747, 127920), (3120, 112627), (3198, 109880), (3216, 109265), (3280, 107133), (3362, 104520), (3484, 100860), (4020, 87412), (4264, 82410), (4355, 80688), (4920, 71422), (5043, 69680), (5226, 67240), (5330, 65928), (5360, 65559), (5494, 63960), (6396, 54940), (6724, 52260), (6968, 50430), (7995, 43952), (8040, 43706), (8241, 42640), (8405, 41808), (8528, 41205), (8710, 40344), (9840, 35711), (10086, 34840), (10452, 33620), (10660, 32964), (10988, 31980), (12792, 27470), (13065, 26896), (13448, 26130), (13735, 25584), (13936, 25215), (15990, 21976), (16080, 21853), (16482, 21320), (16810, 20904), (17420, 20172)]