27798420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{227}}^1$

素因数の和:409

約数の個数: 96

約数和(自身を含む): 84728448

約数和(自身を除く): 56930028

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 157, 195, 227, 260, 314, 390, 454, 471, 628, 681, 780, 785, 908, 942, 1135, 1362, 1570, 1884, 2041, 2270, 2355, 2724, 2951, 3140, 3405, 4082, 4540, 4710, 5902, 6123, 6810, 8164, 8853, 9420, 10205, 11804, 12246, 13620, 14755, 17706, 20410, 24492, 29510, 30615, 35412, 35639, 40820, 44265, 59020, 61230, 71278, 88530, 106917, 122460, 142556, 177060, 178195, 213834, 356390, 427668, 463307, 534585, 712780, 926614, 1069170, 1389921, 1853228, 2138340, 2316535, 2779842, 4633070, 5559684, 6949605, 9266140, 13899210, 27798420]

約数ペア:

[(1, 27798420), (2, 13899210), (3, 9266140), (4, 6949605), (5, 5559684), (6, 4633070), (10, 2779842), (12, 2316535), (13, 2138340), (15, 1853228), (20, 1389921), (26, 1069170), (30, 926614), (39, 712780), (52, 534585), (60, 463307), (65, 427668), (78, 356390), (130, 213834), (156, 178195), (157, 177060), (195, 142556), (227, 122460), (260, 106917), (314, 88530), (390, 71278), (454, 61230), (471, 59020), (628, 44265), (681, 40820), (780, 35639), (785, 35412), (908, 30615), (942, 29510), (1135, 24492), (1362, 20410), (1570, 17706), (1884, 14755), (2041, 13620), (2270, 12246), (2355, 11804), (2724, 10205), (2951, 9420), (3140, 8853), (3405, 8164), (4082, 6810), (4540, 6123), (4710, 5902)]