21168156750

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{29741}}^1$

素因数の和:29847

約数の個数: 128

約数和(自身を含む): 57681396864

約数和(自身を除く): 36513240114

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 73, 75, 78, 125, 130, 146, 150, 195, 219, 250, 325, 365, 375, 390, 438, 650, 730, 750, 949, 975, 1095, 1625, 1825, 1898, 1950, 2190, 2847, 3250, 3650, 4745, 4875, 5475, 5694, 9125, 9490, 9750, 10950, 14235, 18250, 23725, 27375, 28470, 29741, 47450, 54750, 59482, 71175, 89223, 118625, 142350, 148705, 178446, 237250, 297410, 355875, 386633, 446115, 711750, 743525, 773266, 892230, 1159899, 1487050, 1933165, 2171093, 2230575, 2319798, 3717625, 3866330, 4342186, 4461150, 5799495, 6513279, 7435250, 9665825, 10855465, 11152875, 11598990, 13026558, 19331650, 21710930, 22305750, 28224209, 28997475, 32566395, 48329125, 54277325, 56448418, 57994950, 65132790, 84672627, 96658250, 108554650, 141121045, 144987375, 162831975, 169345254, 271386625, 282242090, 289974750, 325663950, 423363135, 542773250, 705605225, 814159875, 846726270, 1411210450, 1628319750, 2116815675, 3528026125, 4233631350, 7056052250, 10584078375, 21168156750]

約数ペア:

[(1, 21168156750), (2, 10584078375), (3, 7056052250), (5, 4233631350), (6, 3528026125), (10, 2116815675), (13, 1628319750), (15, 1411210450), (25, 846726270), (26, 814159875), (30, 705605225), (39, 542773250), (50, 423363135), (65, 325663950), (73, 289974750), (75, 282242090), (78, 271386625), (125, 169345254), (130, 162831975), (146, 144987375), (150, 141121045), (195, 108554650), (219, 96658250), (250, 84672627), (325, 65132790), (365, 57994950), (375, 56448418), (390, 54277325), (438, 48329125), (650, 32566395), (730, 28997475), (750, 28224209), (949, 22305750), (975, 21710930), (1095, 19331650), (1625, 13026558), (1825, 11598990), (1898, 11152875), (1950, 10855465), (2190, 9665825), (2847, 7435250), (3250, 6513279), (3650, 5799495), (4745, 4461150), (4875, 4342186), (5475, 3866330), (5694, 3717625), (9125, 2319798), (9490, 2230575), (9750, 2171093), (10950, 1933165), (14235, 1487050), (18250, 1159899), (23725, 892230), (27375, 773266), (28470, 743525), (29741, 711750), (47450, 446115), (54750, 386633), (59482, 355875), (71175, 297410), (89223, 237250), (118625, 178446), (142350, 148705)]