389395020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{2801}}^1$

素因数の和:3151

約数の個数: 96

約数和(自身を含む): 1250274816

約数和(自身を除く): 860879796

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 331, 420, 662, 993, 1324, 1655, 1986, 2317, 2801, 3310, 3972, 4634, 4965, 5602, 6620, 6951, 8403, 9268, 9930, 11204, 11585, 13902, 14005, 16806, 19607, 19860, 23170, 27804, 28010, 33612, 34755, 39214, 42015, 46340, 56020, 58821, 69510, 78428, 84030, 98035, 117642, 139020, 168060, 196070, 235284, 294105, 392140, 588210, 927131, 1176420, 1854262, 2781393, 3708524, 4635655, 5562786, 6489917, 9271310, 11125572, 12979834, 13906965, 18542620, 19469751, 25959668, 27813930, 32449585, 38939502, 55627860, 64899170, 77879004, 97348755, 129798340, 194697510, 389395020]

約数ペア:

[(1, 389395020), (2, 194697510), (3, 129798340), (4, 97348755), (5, 77879004), (6, 64899170), (7, 55627860), (10, 38939502), (12, 32449585), (14, 27813930), (15, 25959668), (20, 19469751), (21, 18542620), (28, 13906965), (30, 12979834), (35, 11125572), (42, 9271310), (60, 6489917), (70, 5562786), (84, 4635655), (105, 3708524), (140, 2781393), (210, 1854262), (331, 1176420), (420, 927131), (662, 588210), (993, 392140), (1324, 294105), (1655, 235284), (1986, 196070), (2317, 168060), (2801, 139020), (3310, 117642), (3972, 98035), (4634, 84030), (4965, 78428), (5602, 69510), (6620, 58821), (6951, 56020), (8403, 46340), (9268, 42015), (9930, 39214), (11204, 34755), (11585, 33612), (13902, 28010), (14005, 27804), (16806, 23170), (19607, 19860)]