1627287680

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{821}}^1$

素因数の和:1022

約数の個数: 128

約数和(自身を含む): 4125124800

約数和(自身を除く): 2497837120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 163, 190, 304, 320, 326, 380, 608, 640, 652, 760, 815, 821, 1216, 1304, 1520, 1630, 1642, 2432, 2608, 3040, 3097, 3260, 3284, 4105, 5216, 6080, 6194, 6520, 6568, 8210, 10432, 12160, 12388, 13040, 13136, 15485, 15599, 16420, 20864, 24776, 26080, 26272, 30970, 31198, 32840, 49552, 52160, 52544, 61940, 62396, 65680, 77995, 99104, 104320, 105088, 123880, 124792, 131360, 133823, 155990, 198208, 247760, 249584, 262720, 267646, 311980, 396416, 495520, 499168, 525440, 535292, 623960, 669115, 991040, 998336, 1070584, 1247920, 1338230, 1982080, 1996672, 2141168, 2495840, 2542637, 2676460, 4282336, 4991680, 5085274, 5352920, 8564672, 9983360, 10170548, 10705840, 12713185, 17129344, 20341096, 21411680, 25426370, 40682192, 42823360, 50852740, 81364384, 85646720, 101705480, 162728768, 203410960, 325457536, 406821920, 813643840, 1627287680]

約数ペア:

[(1, 1627287680), (2, 813643840), (4, 406821920), (5, 325457536), (8, 203410960), (10, 162728768), (16, 101705480), (19, 85646720), (20, 81364384), (32, 50852740), (38, 42823360), (40, 40682192), (64, 25426370), (76, 21411680), (80, 20341096), (95, 17129344), (128, 12713185), (152, 10705840), (160, 10170548), (163, 9983360), (190, 8564672), (304, 5352920), (320, 5085274), (326, 4991680), (380, 4282336), (608, 2676460), (640, 2542637), (652, 2495840), (760, 2141168), (815, 1996672), (821, 1982080), (1216, 1338230), (1304, 1247920), (1520, 1070584), (1630, 998336), (1642, 991040), (2432, 669115), (2608, 623960), (3040, 535292), (3097, 525440), (3260, 499168), (3284, 495520), (4105, 396416), (5216, 311980), (6080, 267646), (6194, 262720), (6520, 249584), (6568, 247760), (8210, 198208), (10432, 155990), (12160, 133823), (12388, 131360), (13040, 124792), (13136, 123880), (15485, 105088), (15599, 104320), (16420, 99104), (20864, 77995), (24776, 65680), (26080, 62396), (26272, 61940), (30970, 52544), (31198, 52160), (32840, 49552)]