15537720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1$

素因数の和:253

約数の個数: 128

約数和(自身を含む): 51840000

約数和(自身を除く): 36302280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 79, 88, 110, 120, 132, 149, 158, 165, 220, 237, 264, 298, 316, 330, 395, 440, 447, 474, 596, 632, 660, 745, 790, 869, 894, 948, 1185, 1192, 1320, 1490, 1580, 1639, 1738, 1788, 1896, 2235, 2370, 2607, 2980, 3160, 3278, 3476, 3576, 4345, 4470, 4740, 4917, 5214, 5960, 6556, 6952, 8195, 8690, 8940, 9480, 9834, 10428, 11771, 13035, 13112, 16390, 17380, 17880, 19668, 20856, 23542, 24585, 26070, 32780, 34760, 35313, 39336, 47084, 49170, 52140, 58855, 65560, 70626, 94168, 98340, 104280, 117710, 129481, 141252, 176565, 196680, 235420, 258962, 282504, 353130, 388443, 470840, 517924, 647405, 706260, 776886, 1035848, 1294810, 1412520, 1553772, 1942215, 2589620, 3107544, 3884430, 5179240, 7768860, 15537720]

約数ペア:

[(1, 15537720), (2, 7768860), (3, 5179240), (4, 3884430), (5, 3107544), (6, 2589620), (8, 1942215), (10, 1553772), (11, 1412520), (12, 1294810), (15, 1035848), (20, 776886), (22, 706260), (24, 647405), (30, 517924), (33, 470840), (40, 388443), (44, 353130), (55, 282504), (60, 258962), (66, 235420), (79, 196680), (88, 176565), (110, 141252), (120, 129481), (132, 117710), (149, 104280), (158, 98340), (165, 94168), (220, 70626), (237, 65560), (264, 58855), (298, 52140), (316, 49170), (330, 47084), (395, 39336), (440, 35313), (447, 34760), (474, 32780), (596, 26070), (632, 24585), (660, 23542), (745, 20856), (790, 19668), (869, 17880), (894, 17380), (948, 16390), (1185, 13112), (1192, 13035), (1320, 11771), (1490, 10428), (1580, 9834), (1639, 9480), (1738, 8940), (1788, 8690), (1896, 8195), (2235, 6952), (2370, 6556), (2607, 5960), (2980, 5214), (3160, 4917), (3278, 4740), (3476, 4470), (3576, 4345)]