16251620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{173}}^1$

素因数の和:261

約数の個数: 96

約数和(自身を含む): 43497216

約数和(自身を除く): 27245596

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 61, 70, 77, 110, 122, 140, 154, 173, 220, 244, 305, 308, 346, 385, 427, 610, 671, 692, 770, 854, 865, 1211, 1220, 1342, 1540, 1708, 1730, 1903, 2135, 2422, 2684, 3355, 3460, 3806, 4270, 4697, 4844, 6055, 6710, 7612, 8540, 9394, 9515, 10553, 12110, 13321, 13420, 18788, 19030, 21106, 23485, 24220, 26642, 38060, 42212, 46970, 52765, 53284, 66605, 73871, 93940, 105530, 116083, 133210, 147742, 211060, 232166, 266420, 295484, 369355, 464332, 580415, 738710, 812581, 1160830, 1477420, 1625162, 2321660, 3250324, 4062905, 8125810, 16251620]

約数ペア:

[(1, 16251620), (2, 8125810), (4, 4062905), (5, 3250324), (7, 2321660), (10, 1625162), (11, 1477420), (14, 1160830), (20, 812581), (22, 738710), (28, 580415), (35, 464332), (44, 369355), (55, 295484), (61, 266420), (70, 232166), (77, 211060), (110, 147742), (122, 133210), (140, 116083), (154, 105530), (173, 93940), (220, 73871), (244, 66605), (305, 53284), (308, 52765), (346, 46970), (385, 42212), (427, 38060), (610, 26642), (671, 24220), (692, 23485), (770, 21106), (854, 19030), (865, 18788), (1211, 13420), (1220, 13321), (1342, 12110), (1540, 10553), (1708, 9515), (1730, 9394), (1903, 8540), (2135, 7612), (2422, 6710), (2684, 6055), (3355, 4844), (3460, 4697), (3806, 4270)]