155809940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{347}}^1$

素因数の和:537

約数の個数: 96

約数和(自身を含む): 387967104

約数和(自身を除く): 232157164

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 157, 220, 260, 286, 314, 347, 572, 628, 694, 715, 785, 1388, 1430, 1570, 1727, 1735, 2041, 2860, 3140, 3454, 3470, 3817, 4082, 4511, 6908, 6940, 7634, 8164, 8635, 9022, 10205, 15268, 17270, 18044, 19085, 20410, 22451, 22555, 34540, 38170, 40820, 44902, 45110, 49621, 54479, 76340, 89804, 90220, 99242, 108958, 112255, 198484, 217916, 224510, 248105, 272395, 449020, 496210, 544790, 599269, 708227, 992420, 1089580, 1198538, 1416454, 2397076, 2832908, 2996345, 3541135, 5992690, 7082270, 7790497, 11985380, 14164540, 15580994, 31161988, 38952485, 77904970, 155809940]

約数ペア:

[(1, 155809940), (2, 77904970), (4, 38952485), (5, 31161988), (10, 15580994), (11, 14164540), (13, 11985380), (20, 7790497), (22, 7082270), (26, 5992690), (44, 3541135), (52, 2996345), (55, 2832908), (65, 2397076), (110, 1416454), (130, 1198538), (143, 1089580), (157, 992420), (220, 708227), (260, 599269), (286, 544790), (314, 496210), (347, 449020), (572, 272395), (628, 248105), (694, 224510), (715, 217916), (785, 198484), (1388, 112255), (1430, 108958), (1570, 99242), (1727, 90220), (1735, 89804), (2041, 76340), (2860, 54479), (3140, 49621), (3454, 45110), (3470, 44902), (3817, 40820), (4082, 38170), (4511, 34540), (6908, 22555), (6940, 22451), (7634, 20410), (8164, 19085), (8635, 18044), (9022, 17270), (10205, 15268)]