15841540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{191}}^1$

素因数の和:253

約数の個数: 96

約数和(自身を含む): 40642560

約数和(自身を除く): 24801020

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 29, 44, 52, 55, 58, 65, 110, 116, 130, 143, 145, 191, 220, 260, 286, 290, 319, 377, 382, 572, 580, 638, 715, 754, 764, 955, 1276, 1430, 1508, 1595, 1885, 1910, 2101, 2483, 2860, 3190, 3770, 3820, 4147, 4202, 4966, 5539, 6380, 7540, 8294, 8404, 9932, 10505, 11078, 12415, 16588, 20735, 21010, 22156, 24830, 27313, 27695, 41470, 42020, 49660, 54626, 55390, 60929, 72007, 82940, 109252, 110780, 121858, 136565, 144014, 243716, 273130, 288028, 304645, 360035, 546260, 609290, 720070, 792077, 1218580, 1440140, 1584154, 3168308, 3960385, 7920770, 15841540]

約数ペア:

[(1, 15841540), (2, 7920770), (4, 3960385), (5, 3168308), (10, 1584154), (11, 1440140), (13, 1218580), (20, 792077), (22, 720070), (26, 609290), (29, 546260), (44, 360035), (52, 304645), (55, 288028), (58, 273130), (65, 243716), (110, 144014), (116, 136565), (130, 121858), (143, 110780), (145, 109252), (191, 82940), (220, 72007), (260, 60929), (286, 55390), (290, 54626), (319, 49660), (377, 42020), (382, 41470), (572, 27695), (580, 27313), (638, 24830), (715, 22156), (754, 21010), (764, 20735), (955, 16588), (1276, 12415), (1430, 11078), (1508, 10505), (1595, 9932), (1885, 8404), (1910, 8294), (2101, 7540), (2483, 6380), (2860, 5539), (3190, 4966), (3770, 4202), (3820, 4147)]