66396420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{163}}^1$

素因数の和:282

約数の個数: 144

約数和(自身を含む): 212040192

約数和(自身を除く): 145643772

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 73, 90, 93, 124, 146, 155, 163, 180, 186, 219, 279, 292, 310, 326, 365, 372, 438, 465, 489, 558, 620, 652, 657, 730, 815, 876, 930, 978, 1095, 1116, 1314, 1395, 1460, 1467, 1630, 1860, 1956, 2190, 2263, 2445, 2628, 2790, 2934, 3260, 3285, 4380, 4526, 4890, 5053, 5580, 5868, 6570, 6789, 7335, 9052, 9780, 10106, 11315, 11899, 13140, 13578, 14670, 15159, 20212, 20367, 22630, 23798, 25265, 27156, 29340, 30318, 33945, 35697, 40734, 45260, 45477, 47596, 50530, 59495, 60636, 67890, 71394, 75795, 81468, 90954, 101060, 101835, 107091, 118990, 135780, 142788, 151590, 178485, 181908, 203670, 214182, 227385, 237980, 303180, 356970, 368869, 407340, 428364, 454770, 535455, 713940, 737738, 909540, 1070910, 1106607, 1475476, 1844345, 2141820, 2213214, 3319821, 3688690, 4426428, 5533035, 6639642, 7377380, 11066070, 13279284, 16599105, 22132140, 33198210, 66396420]

約数ペア:

[(1, 66396420), (2, 33198210), (3, 22132140), (4, 16599105), (5, 13279284), (6, 11066070), (9, 7377380), (10, 6639642), (12, 5533035), (15, 4426428), (18, 3688690), (20, 3319821), (30, 2213214), (31, 2141820), (36, 1844345), (45, 1475476), (60, 1106607), (62, 1070910), (73, 909540), (90, 737738), (93, 713940), (124, 535455), (146, 454770), (155, 428364), (163, 407340), (180, 368869), (186, 356970), (219, 303180), (279, 237980), (292, 227385), (310, 214182), (326, 203670), (365, 181908), (372, 178485), (438, 151590), (465, 142788), (489, 135780), (558, 118990), (620, 107091), (652, 101835), (657, 101060), (730, 90954), (815, 81468), (876, 75795), (930, 71394), (978, 67890), (1095, 60636), (1116, 59495), (1314, 50530), (1395, 47596), (1460, 45477), (1467, 45260), (1630, 40734), (1860, 35697), (1956, 33945), (2190, 30318), (2263, 29340), (2445, 27156), (2628, 25265), (2790, 23798), (2934, 22630), (3260, 20367), (3285, 20212), (4380, 15159), (4526, 14670), (4890, 13578), (5053, 13140), (5580, 11899), (5868, 11315), (6570, 10106), (6789, 9780), (7335, 9052)]