31043460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{10559}}^1$

素因数の和:10585

約数の個数: 72

約数和(自身を含む): 101122560

約数和(自身を除く): 70079100

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 10559, 21118, 31677, 42236, 52795, 63354, 73913, 105590, 126708, 147826, 158385, 211180, 221739, 295652, 316770, 369565, 443478, 517391, 633540, 739130, 886956, 1034782, 1108695, 1478260, 1552173, 2069564, 2217390, 2586955, 3104346, 4434780, 5173910, 6208692, 7760865, 10347820, 15521730, 31043460]

約数ペア:

[(1, 31043460), (2, 15521730), (3, 10347820), (4, 7760865), (5, 6208692), (6, 5173910), (7, 4434780), (10, 3104346), (12, 2586955), (14, 2217390), (15, 2069564), (20, 1552173), (21, 1478260), (28, 1108695), (30, 1034782), (35, 886956), (42, 739130), (49, 633540), (60, 517391), (70, 443478), (84, 369565), (98, 316770), (105, 295652), (140, 221739), (147, 211180), (196, 158385), (210, 147826), (245, 126708), (294, 105590), (420, 73913), (490, 63354), (588, 52795), (735, 42236), (980, 31677), (1470, 21118), (2940, 10559)]