320655510

素因数分解:

$2^1\times 3^5\times 5^1\times 7^2\times {\mathrm{2693}}^1$

素因数の和:2729

約数の個数: 144

約数和(自身を含む): 1006112016

約数和(自身を除く): 685456506

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 49, 54, 63, 70, 81, 90, 98, 105, 126, 135, 147, 162, 189, 210, 243, 245, 270, 294, 315, 378, 405, 441, 486, 490, 567, 630, 735, 810, 882, 945, 1134, 1215, 1323, 1470, 1701, 1890, 2205, 2430, 2646, 2693, 2835, 3402, 3969, 4410, 5386, 5670, 6615, 7938, 8079, 8505, 11907, 13230, 13465, 16158, 17010, 18851, 19845, 23814, 24237, 26930, 37702, 39690, 40395, 48474, 56553, 59535, 72711, 80790, 94255, 113106, 119070, 121185, 131957, 145422, 169659, 188510, 218133, 242370, 263914, 282765, 339318, 363555, 395871, 436266, 508977, 565530, 654399, 659785, 727110, 791742, 848295, 1017954, 1090665, 1187613, 1308798, 1319570, 1526931, 1696590, 1979355, 2181330, 2375226, 2544885, 3053862, 3271995, 3562839, 3958710, 4580793, 5089770, 5938065, 6543990, 7125678, 7634655, 9161586, 10688517, 11876130, 15269310, 17814195, 21377034, 22903965, 32065551, 35628390, 45807930, 53442585, 64131102, 106885170, 160327755, 320655510]

約数ペア:

[(1, 320655510), (2, 160327755), (3, 106885170), (5, 64131102), (6, 53442585), (7, 45807930), (9, 35628390), (10, 32065551), (14, 22903965), (15, 21377034), (18, 17814195), (21, 15269310), (27, 11876130), (30, 10688517), (35, 9161586), (42, 7634655), (45, 7125678), (49, 6543990), (54, 5938065), (63, 5089770), (70, 4580793), (81, 3958710), (90, 3562839), (98, 3271995), (105, 3053862), (126, 2544885), (135, 2375226), (147, 2181330), (162, 1979355), (189, 1696590), (210, 1526931), (243, 1319570), (245, 1308798), (270, 1187613), (294, 1090665), (315, 1017954), (378, 848295), (405, 791742), (441, 727110), (486, 659785), (490, 654399), (567, 565530), (630, 508977), (735, 436266), (810, 395871), (882, 363555), (945, 339318), (1134, 282765), (1215, 263914), (1323, 242370), (1470, 218133), (1701, 188510), (1890, 169659), (2205, 145422), (2430, 131957), (2646, 121185), (2693, 119070), (2835, 113106), (3402, 94255), (3969, 80790), (4410, 72711), (5386, 59535), (5670, 56553), (6615, 48474), (7938, 40395), (8079, 39690), (8505, 37702), (11907, 26930), (13230, 24237), (13465, 23814), (16158, 19845), (17010, 18851)]