71784180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{30677}}^1$

素因数の和:30705

約数の個数: 72

約数和(自身を含む): 234502632

約数和(自身を除く): 162718452

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 30677, 61354, 92031, 122708, 153385, 184062, 276093, 306770, 368124, 398801, 460155, 552186, 613540, 797602, 920310, 1104372, 1196403, 1380465, 1595204, 1840620, 1994005, 2392806, 2760930, 3589209, 3988010, 4785612, 5521860, 5982015, 7178418, 7976020, 11964030, 14356836, 17946045, 23928060, 35892090, 71784180]

約数ペア:

[(1, 71784180), (2, 35892090), (3, 23928060), (4, 17946045), (5, 14356836), (6, 11964030), (9, 7976020), (10, 7178418), (12, 5982015), (13, 5521860), (15, 4785612), (18, 3988010), (20, 3589209), (26, 2760930), (30, 2392806), (36, 1994005), (39, 1840620), (45, 1595204), (52, 1380465), (60, 1196403), (65, 1104372), (78, 920310), (90, 797602), (117, 613540), (130, 552186), (156, 460155), (180, 398801), (195, 368124), (234, 306770), (260, 276093), (390, 184062), (468, 153385), (585, 122708), (780, 92031), (1170, 61354), (2340, 30677)]