915720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{587}}^1$

素因数の和:614

約数の個数: 64

約数和(自身を含む): 2963520

約数和(自身を除く): 2047800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 587, 780, 1174, 1560, 1761, 2348, 2935, 3522, 4696, 5870, 7044, 7631, 8805, 11740, 14088, 15262, 17610, 22893, 23480, 30524, 35220, 38155, 45786, 61048, 70440, 76310, 91572, 114465, 152620, 183144, 228930, 305240, 457860, 915720]

約数ペア:

[(1, 915720), (2, 457860), (3, 305240), (4, 228930), (5, 183144), (6, 152620), (8, 114465), (10, 91572), (12, 76310), (13, 70440), (15, 61048), (20, 45786), (24, 38155), (26, 35220), (30, 30524), (39, 23480), (40, 22893), (52, 17610), (60, 15262), (65, 14088), (78, 11740), (104, 8805), (120, 7631), (130, 7044), (156, 5870), (195, 4696), (260, 3522), (312, 2935), (390, 2348), (520, 1761), (587, 1560), (780, 1174)]