1001386880

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{5233}}^1$

素因数の和:5288

約数の個数: 128

約数和(自身を含む): 2690694720

約数和(自身を除く): 1689307840

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 32, 40, 46, 52, 64, 65, 80, 92, 104, 115, 128, 130, 160, 184, 208, 230, 260, 299, 320, 368, 416, 460, 520, 598, 640, 736, 832, 920, 1040, 1196, 1472, 1495, 1664, 1840, 2080, 2392, 2944, 2990, 3680, 4160, 4784, 5233, 5980, 7360, 8320, 9568, 10466, 11960, 14720, 19136, 20932, 23920, 26165, 38272, 41864, 47840, 52330, 68029, 83728, 95680, 104660, 120359, 136058, 167456, 191360, 209320, 240718, 272116, 334912, 340145, 418640, 481436, 544232, 601795, 669824, 680290, 837280, 962872, 1088464, 1203590, 1360580, 1564667, 1674560, 1925744, 2176928, 2407180, 2721160, 3129334, 3349120, 3851488, 4353856, 4814360, 5442320, 6258668, 7702976, 7823335, 8707712, 9628720, 10884640, 12517336, 15405952, 15646670, 19257440, 21769280, 25034672, 31293340, 38514880, 43538560, 50069344, 62586680, 77029760, 100138688, 125173360, 200277376, 250346720, 500693440, 1001386880]

約数ペア:

[(1, 1001386880), (2, 500693440), (4, 250346720), (5, 200277376), (8, 125173360), (10, 100138688), (13, 77029760), (16, 62586680), (20, 50069344), (23, 43538560), (26, 38514880), (32, 31293340), (40, 25034672), (46, 21769280), (52, 19257440), (64, 15646670), (65, 15405952), (80, 12517336), (92, 10884640), (104, 9628720), (115, 8707712), (128, 7823335), (130, 7702976), (160, 6258668), (184, 5442320), (208, 4814360), (230, 4353856), (260, 3851488), (299, 3349120), (320, 3129334), (368, 2721160), (416, 2407180), (460, 2176928), (520, 1925744), (598, 1674560), (640, 1564667), (736, 1360580), (832, 1203590), (920, 1088464), (1040, 962872), (1196, 837280), (1472, 680290), (1495, 669824), (1664, 601795), (1840, 544232), (2080, 481436), (2392, 418640), (2944, 340145), (2990, 334912), (3680, 272116), (4160, 240718), (4784, 209320), (5233, 191360), (5980, 167456), (7360, 136058), (8320, 120359), (9568, 104660), (10466, 95680), (11960, 83728), (14720, 68029), (19136, 52330), (20932, 47840), (23920, 41864), (26165, 38272)]