64443420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{11549}}^1$

素因数の和:11595

約数の個数: 72

約数和(自身を含む): 201801600

約数和(自身を除く): 137358180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 11549, 23098, 34647, 46196, 57745, 69294, 103941, 115490, 138588, 173235, 207882, 230980, 346470, 358019, 415764, 519705, 692940, 716038, 1039410, 1074057, 1432076, 1790095, 2078820, 2148114, 3222171, 3580190, 4296228, 5370285, 6444342, 7160380, 10740570, 12888684, 16110855, 21481140, 32221710, 64443420]

約数ペア:

[(1, 64443420), (2, 32221710), (3, 21481140), (4, 16110855), (5, 12888684), (6, 10740570), (9, 7160380), (10, 6444342), (12, 5370285), (15, 4296228), (18, 3580190), (20, 3222171), (30, 2148114), (31, 2078820), (36, 1790095), (45, 1432076), (60, 1074057), (62, 1039410), (90, 716038), (93, 692940), (124, 519705), (155, 415764), (180, 358019), (186, 346470), (279, 230980), (310, 207882), (372, 173235), (465, 138588), (558, 115490), (620, 103941), (930, 69294), (1116, 57745), (1395, 46196), (1860, 34647), (2790, 23098), (5580, 11549)]