15241040

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{271}}^1$

素因数の和:340

約数の個数: 80

約数和(自身を含む): 38449920

約数和(自身を除く): 23208880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 37, 38, 40, 74, 76, 80, 95, 148, 152, 185, 190, 271, 296, 304, 370, 380, 542, 592, 703, 740, 760, 1084, 1355, 1406, 1480, 1520, 2168, 2710, 2812, 2960, 3515, 4336, 5149, 5420, 5624, 7030, 10027, 10298, 10840, 11248, 14060, 20054, 20596, 21680, 25745, 28120, 40108, 41192, 50135, 51490, 56240, 80216, 82384, 100270, 102980, 160432, 190513, 200540, 205960, 381026, 401080, 411920, 762052, 802160, 952565, 1524104, 1905130, 3048208, 3810260, 7620520, 15241040]

約数ペア:

[(1, 15241040), (2, 7620520), (4, 3810260), (5, 3048208), (8, 1905130), (10, 1524104), (16, 952565), (19, 802160), (20, 762052), (37, 411920), (38, 401080), (40, 381026), (74, 205960), (76, 200540), (80, 190513), (95, 160432), (148, 102980), (152, 100270), (185, 82384), (190, 80216), (271, 56240), (296, 51490), (304, 50135), (370, 41192), (380, 40108), (542, 28120), (592, 25745), (703, 21680), (740, 20596), (760, 20054), (1084, 14060), (1355, 11248), (1406, 10840), (1480, 10298), (1520, 10027), (2168, 7030), (2710, 5624), (2812, 5420), (2960, 5149), (3515, 4336)]