66659880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{79357}}^1$

素因数の和:79378

約数の個数: 64

約数和(自身を含む): 228551040

約数和(自身を除く): 161891160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 79357, 158714, 238071, 317428, 396785, 476142, 555499, 634856, 793570, 952284, 1110998, 1190355, 1587140, 1666497, 1904568, 2221996, 2380710, 2777495, 3174280, 3332994, 4443992, 4761420, 5554990, 6665988, 8332485, 9522840, 11109980, 13331976, 16664970, 22219960, 33329940, 66659880]

約数ペア:

[(1, 66659880), (2, 33329940), (3, 22219960), (4, 16664970), (5, 13331976), (6, 11109980), (7, 9522840), (8, 8332485), (10, 6665988), (12, 5554990), (14, 4761420), (15, 4443992), (20, 3332994), (21, 3174280), (24, 2777495), (28, 2380710), (30, 2221996), (35, 1904568), (40, 1666497), (42, 1587140), (56, 1190355), (60, 1110998), (70, 952284), (84, 793570), (105, 634856), (120, 555499), (140, 476142), (168, 396785), (210, 317428), (280, 238071), (420, 158714), (840, 79357)]