71623920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{139}}^1$

素因数の和:287

約数の個数: 160

約数和(自身を含む): 237484800

約数和(自身を除く): 165860880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 113, 114, 120, 139, 152, 190, 226, 228, 240, 278, 285, 304, 339, 380, 417, 452, 456, 556, 565, 570, 678, 695, 760, 834, 904, 912, 1112, 1130, 1140, 1356, 1390, 1520, 1668, 1695, 1808, 2085, 2147, 2224, 2260, 2280, 2641, 2712, 2780, 3336, 3390, 4170, 4294, 4520, 4560, 5282, 5424, 5560, 6441, 6672, 6780, 7923, 8340, 8588, 9040, 10564, 10735, 11120, 12882, 13205, 13560, 15707, 15846, 16680, 17176, 21128, 21470, 25764, 26410, 27120, 31414, 31692, 32205, 33360, 34352, 39615, 42256, 42940, 47121, 51528, 52820, 62828, 63384, 64410, 78535, 79230, 85880, 94242, 103056, 105640, 125656, 126768, 128820, 157070, 158460, 171760, 188484, 211280, 235605, 251312, 257640, 298433, 314140, 316920, 376968, 471210, 515280, 596866, 628280, 633840, 753936, 895299, 942420, 1193732, 1256560, 1492165, 1790598, 1884840, 2387464, 2984330, 3581196, 3769680, 4476495, 4774928, 5968660, 7162392, 8952990, 11937320, 14324784, 17905980, 23874640, 35811960, 71623920]

約数ペア:

[(1, 71623920), (2, 35811960), (3, 23874640), (4, 17905980), (5, 14324784), (6, 11937320), (8, 8952990), (10, 7162392), (12, 5968660), (15, 4774928), (16, 4476495), (19, 3769680), (20, 3581196), (24, 2984330), (30, 2387464), (38, 1884840), (40, 1790598), (48, 1492165), (57, 1256560), (60, 1193732), (76, 942420), (80, 895299), (95, 753936), (113, 633840), (114, 628280), (120, 596866), (139, 515280), (152, 471210), (190, 376968), (226, 316920), (228, 314140), (240, 298433), (278, 257640), (285, 251312), (304, 235605), (339, 211280), (380, 188484), (417, 171760), (452, 158460), (456, 157070), (556, 128820), (565, 126768), (570, 125656), (678, 105640), (695, 103056), (760, 94242), (834, 85880), (904, 79230), (912, 78535), (1112, 64410), (1130, 63384), (1140, 62828), (1356, 52820), (1390, 51528), (1520, 47121), (1668, 42940), (1695, 42256), (1808, 39615), (2085, 34352), (2147, 33360), (2224, 32205), (2260, 31692), (2280, 31414), (2641, 27120), (2712, 26410), (2780, 25764), (3336, 21470), (3390, 21128), (4170, 17176), (4294, 16680), (4520, 15846), (4560, 15707), (5282, 13560), (5424, 13205), (5560, 12882), (6441, 11120), (6672, 10735), (6780, 10564), (7923, 9040), (8340, 8588)]