74295780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{431}}^1$

素因数の和:486

約数の個数: 144

約数和(自身を含む): 239065344

約数和(自身を除く): 164769564

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 17, 20, 26, 30, 34, 39, 51, 52, 60, 65, 68, 78, 85, 102, 130, 156, 169, 170, 195, 204, 221, 255, 260, 338, 340, 390, 431, 442, 507, 510, 663, 676, 780, 845, 862, 884, 1014, 1020, 1105, 1293, 1326, 1690, 1724, 2028, 2155, 2210, 2535, 2586, 2652, 2873, 3315, 3380, 4310, 4420, 5070, 5172, 5603, 5746, 6465, 6630, 7327, 8619, 8620, 10140, 11206, 11492, 12930, 13260, 14365, 14654, 16809, 17238, 21981, 22412, 25860, 28015, 28730, 29308, 33618, 34476, 36635, 43095, 43962, 56030, 57460, 67236, 72839, 73270, 84045, 86190, 87924, 95251, 109905, 112060, 145678, 146540, 168090, 172380, 190502, 218517, 219810, 285753, 291356, 336180, 364195, 381004, 437034, 439620, 476255, 571506, 728390, 874068, 952510, 1092585, 1143012, 1238263, 1428765, 1456780, 1905020, 2185170, 2476526, 2857530, 3714789, 4370340, 4953052, 5715060, 6191315, 7429578, 12382630, 14859156, 18573945, 24765260, 37147890, 74295780]

約数ペア:

[(1, 74295780), (2, 37147890), (3, 24765260), (4, 18573945), (5, 14859156), (6, 12382630), (10, 7429578), (12, 6191315), (13, 5715060), (15, 4953052), (17, 4370340), (20, 3714789), (26, 2857530), (30, 2476526), (34, 2185170), (39, 1905020), (51, 1456780), (52, 1428765), (60, 1238263), (65, 1143012), (68, 1092585), (78, 952510), (85, 874068), (102, 728390), (130, 571506), (156, 476255), (169, 439620), (170, 437034), (195, 381004), (204, 364195), (221, 336180), (255, 291356), (260, 285753), (338, 219810), (340, 218517), (390, 190502), (431, 172380), (442, 168090), (507, 146540), (510, 145678), (663, 112060), (676, 109905), (780, 95251), (845, 87924), (862, 86190), (884, 84045), (1014, 73270), (1020, 72839), (1105, 67236), (1293, 57460), (1326, 56030), (1690, 43962), (1724, 43095), (2028, 36635), (2155, 34476), (2210, 33618), (2535, 29308), (2586, 28730), (2652, 28015), (2873, 25860), (3315, 22412), (3380, 21981), (4310, 17238), (4420, 16809), (5070, 14654), (5172, 14365), (5603, 13260), (5746, 12930), (6465, 11492), (6630, 11206), (7327, 10140), (8619, 8620)]