40680120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{293}}^1$

素因数の和:409

約数の個数: 128

約数和(自身を含む): 133358400

約数和(自身を除く): 92678280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 89, 104, 120, 130, 156, 178, 195, 260, 267, 293, 312, 356, 390, 445, 520, 534, 586, 712, 780, 879, 890, 1068, 1157, 1172, 1335, 1465, 1560, 1758, 1780, 2136, 2314, 2344, 2670, 2930, 3471, 3516, 3560, 3809, 4395, 4628, 5340, 5785, 5860, 6942, 7032, 7618, 8790, 9256, 10680, 11427, 11570, 11720, 13884, 15236, 17355, 17580, 19045, 22854, 23140, 26077, 27768, 30472, 34710, 35160, 38090, 45708, 46280, 52154, 57135, 69420, 76180, 78231, 91416, 104308, 114270, 130385, 138840, 152360, 156462, 208616, 228540, 260770, 312924, 339001, 391155, 457080, 521540, 625848, 678002, 782310, 1017003, 1043080, 1356004, 1564620, 1695005, 2034006, 2712008, 3129240, 3390010, 4068012, 5085015, 6780020, 8136024, 10170030, 13560040, 20340060, 40680120]

約数ペア:

[(1, 40680120), (2, 20340060), (3, 13560040), (4, 10170030), (5, 8136024), (6, 6780020), (8, 5085015), (10, 4068012), (12, 3390010), (13, 3129240), (15, 2712008), (20, 2034006), (24, 1695005), (26, 1564620), (30, 1356004), (39, 1043080), (40, 1017003), (52, 782310), (60, 678002), (65, 625848), (78, 521540), (89, 457080), (104, 391155), (120, 339001), (130, 312924), (156, 260770), (178, 228540), (195, 208616), (260, 156462), (267, 152360), (293, 138840), (312, 130385), (356, 114270), (390, 104308), (445, 91416), (520, 78231), (534, 76180), (586, 69420), (712, 57135), (780, 52154), (879, 46280), (890, 45708), (1068, 38090), (1157, 35160), (1172, 34710), (1335, 30472), (1465, 27768), (1560, 26077), (1758, 23140), (1780, 22854), (2136, 19045), (2314, 17580), (2344, 17355), (2670, 15236), (2930, 13884), (3471, 11720), (3516, 11570), (3560, 11427), (3809, 10680), (4395, 9256), (4628, 8790), (5340, 7618), (5785, 7032), (5860, 6942)]