390534560

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{359}}^1\times {\mathrm{523}}^1$

素因数の和:910

約数の個数: 96

約数和(自身を含む): 998282880

約数和(自身を除く): 607748320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 359, 416, 520, 523, 718, 1040, 1046, 1436, 1795, 2080, 2092, 2615, 2872, 3590, 4184, 4667, 5230, 5744, 6799, 7180, 8368, 9334, 10460, 11488, 13598, 14360, 16736, 18668, 20920, 23335, 27196, 28720, 33995, 37336, 41840, 46670, 54392, 57440, 67990, 74672, 83680, 93340, 108784, 135980, 149344, 186680, 187757, 217568, 271960, 373360, 375514, 543920, 746720, 751028, 938785, 1087840, 1502056, 1877570, 2440841, 3004112, 3755140, 4881682, 6008224, 7510280, 9763364, 12204205, 15020560, 19526728, 24408410, 30041120, 39053456, 48816820, 78106912, 97633640, 195267280, 390534560]

約数ペア:

[(1, 390534560), (2, 195267280), (4, 97633640), (5, 78106912), (8, 48816820), (10, 39053456), (13, 30041120), (16, 24408410), (20, 19526728), (26, 15020560), (32, 12204205), (40, 9763364), (52, 7510280), (65, 6008224), (80, 4881682), (104, 3755140), (130, 3004112), (160, 2440841), (208, 1877570), (260, 1502056), (359, 1087840), (416, 938785), (520, 751028), (523, 746720), (718, 543920), (1040, 375514), (1046, 373360), (1436, 271960), (1795, 217568), (2080, 187757), (2092, 186680), (2615, 149344), (2872, 135980), (3590, 108784), (4184, 93340), (4667, 83680), (5230, 74672), (5744, 67990), (6799, 57440), (7180, 54392), (8368, 46670), (9334, 41840), (10460, 37336), (11488, 33995), (13598, 28720), (14360, 27196), (16736, 23335), (18668, 20920)]