626616640

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1$

素因数の和:217

約数の個数: 224

約数和(自身を含む): 1712342016

約数和(自身を除く): 1085725376

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 43, 52, 62, 64, 65, 80, 86, 104, 113, 124, 130, 155, 160, 172, 208, 215, 226, 248, 260, 310, 320, 344, 403, 416, 430, 452, 496, 520, 559, 565, 620, 688, 806, 832, 860, 904, 992, 1040, 1118, 1130, 1240, 1333, 1376, 1469, 1612, 1720, 1808, 1984, 2015, 2080, 2236, 2260, 2480, 2666, 2752, 2795, 2938, 3224, 3440, 3503, 3616, 4030, 4160, 4472, 4520, 4859, 4960, 5332, 5590, 5876, 6448, 6665, 6880, 7006, 7232, 7345, 8060, 8944, 9040, 9718, 9920, 10664, 11180, 11752, 12896, 13330, 13760, 14012, 14690, 16120, 17329, 17515, 17888, 18080, 19436, 21328, 22360, 23504, 24295, 25792, 26660, 28024, 29380, 32240, 34658, 35030, 35776, 36160, 38872, 42656, 44720, 45539, 47008, 48590, 53320, 56048, 58760, 63167, 64480, 69316, 70060, 77744, 85312, 86645, 89440, 91078, 94016, 97180, 106640, 112096, 117520, 126334, 128960, 138632, 140120, 150629, 155488, 173290, 178880, 182156, 194360, 213280, 224192, 227695, 235040, 252668, 277264, 280240, 301258, 310976, 315835, 346580, 364312, 388720, 426560, 455390, 470080, 505336, 554528, 560480, 602516, 631670, 693160, 728624, 753145, 777440, 910780, 1010672, 1109056, 1120960, 1205032, 1263340, 1386320, 1457248, 1506290, 1554880, 1821560, 1958177, 2021344, 2410064, 2526680, 2772640, 2914496, 3012580, 3643120, 3916354, 4042688, 4820128, 5053360, 5545280, 6025160, 7286240, 7832708, 9640256, 9790885, 10106720, 12050320, 14572480, 15665416, 19581770, 20213440, 24100640, 31330832, 39163540, 48201280, 62661664, 78327080, 125323328, 156654160, 313308320, 626616640]

約数ペア:

[(1, 626616640), (2, 313308320), (4, 156654160), (5, 125323328), (8, 78327080), (10, 62661664), (13, 48201280), (16, 39163540), (20, 31330832), (26, 24100640), (31, 20213440), (32, 19581770), (40, 15665416), (43, 14572480), (52, 12050320), (62, 10106720), (64, 9790885), (65, 9640256), (80, 7832708), (86, 7286240), (104, 6025160), (113, 5545280), (124, 5053360), (130, 4820128), (155, 4042688), (160, 3916354), (172, 3643120), (208, 3012580), (215, 2914496), (226, 2772640), (248, 2526680), (260, 2410064), (310, 2021344), (320, 1958177), (344, 1821560), (403, 1554880), (416, 1506290), (430, 1457248), (452, 1386320), (496, 1263340), (520, 1205032), (559, 1120960), (565, 1109056), (620, 1010672), (688, 910780), (806, 777440), (832, 753145), (860, 728624), (904, 693160), (992, 631670), (1040, 602516), (1118, 560480), (1130, 554528), (1240, 505336), (1333, 470080), (1376, 455390), (1469, 426560), (1612, 388720), (1720, 364312), (1808, 346580), (1984, 315835), (2015, 310976), (2080, 301258), (2236, 280240), (2260, 277264), (2480, 252668), (2666, 235040), (2752, 227695), (2795, 224192), (2938, 213280), (3224, 194360), (3440, 182156), (3503, 178880), (3616, 173290), (4030, 155488), (4160, 150629), (4472, 140120), (4520, 138632), (4859, 128960), (4960, 126334), (5332, 117520), (5590, 112096), (5876, 106640), (6448, 97180), (6665, 94016), (6880, 91078), (7006, 89440), (7232, 86645), (7345, 85312), (8060, 77744), (8944, 70060), (9040, 69316), (9718, 64480), (9920, 63167), (10664, 58760), (11180, 56048), (11752, 53320), (12896, 48590), (13330, 47008), (13760, 45539), (14012, 44720), (14690, 42656), (16120, 38872), (17329, 36160), (17515, 35776), (17888, 35030), (18080, 34658), (19436, 32240), (21328, 29380), (22360, 28024), (23504, 26660), (24295, 25792)]