152806520

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{1217}}^1$

素因数の和:1344

約数の個数: 64

約数和(自身を含む): 356922720

約数和(自身を除く): 204116200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 73, 86, 146, 172, 215, 292, 344, 365, 430, 584, 730, 860, 1217, 1460, 1720, 2434, 2920, 3139, 4868, 6085, 6278, 9736, 12170, 12556, 15695, 24340, 25112, 31390, 48680, 52331, 62780, 88841, 104662, 125560, 177682, 209324, 261655, 355364, 418648, 444205, 523310, 710728, 888410, 1046620, 1776820, 2093240, 3553640, 3820163, 7640326, 15280652, 19100815, 30561304, 38201630, 76403260, 152806520]

約数ペア:

[(1, 152806520), (2, 76403260), (4, 38201630), (5, 30561304), (8, 19100815), (10, 15280652), (20, 7640326), (40, 3820163), (43, 3553640), (73, 2093240), (86, 1776820), (146, 1046620), (172, 888410), (215, 710728), (292, 523310), (344, 444205), (365, 418648), (430, 355364), (584, 261655), (730, 209324), (860, 177682), (1217, 125560), (1460, 104662), (1720, 88841), (2434, 62780), (2920, 52331), (3139, 48680), (4868, 31390), (6085, 25112), (6278, 24340), (9736, 15695), (12170, 12556)]