15903580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{449}}^1$

素因数の和:499

約数の個数: 96

約数和(自身を含む): 43545600

約数和(自身を除く): 27642020

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 23, 28, 35, 44, 46, 55, 70, 77, 92, 110, 115, 140, 154, 161, 220, 230, 253, 308, 322, 385, 449, 460, 506, 644, 770, 805, 898, 1012, 1265, 1540, 1610, 1771, 1796, 2245, 2530, 3143, 3220, 3542, 4490, 4939, 5060, 6286, 7084, 8855, 8980, 9878, 10327, 12572, 15715, 17710, 19756, 20654, 24695, 31430, 34573, 35420, 41308, 49390, 51635, 62860, 69146, 72289, 98780, 103270, 113597, 138292, 144578, 172865, 206540, 227194, 289156, 345730, 361445, 454388, 567985, 691460, 722890, 795179, 1135970, 1445780, 1590358, 2271940, 3180716, 3975895, 7951790, 15903580]

約数ペア:

[(1, 15903580), (2, 7951790), (4, 3975895), (5, 3180716), (7, 2271940), (10, 1590358), (11, 1445780), (14, 1135970), (20, 795179), (22, 722890), (23, 691460), (28, 567985), (35, 454388), (44, 361445), (46, 345730), (55, 289156), (70, 227194), (77, 206540), (92, 172865), (110, 144578), (115, 138292), (140, 113597), (154, 103270), (161, 98780), (220, 72289), (230, 69146), (253, 62860), (308, 51635), (322, 49390), (385, 41308), (449, 35420), (460, 34573), (506, 31430), (644, 24695), (770, 20654), (805, 19756), (898, 17710), (1012, 15715), (1265, 12572), (1540, 10327), (1610, 9878), (1771, 8980), (1796, 8855), (2245, 7084), (2530, 6286), (3143, 5060), (3220, 4939), (3542, 4490)]