129104220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{43913}}^1$

素因数の和:43939

約数の個数: 72

約数和(自身を含む): 420520464

約数和(自身を除く): 291416244

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, 43913, 87826, 131739, 175652, 219565, 263478, 307391, 439130, 526956, 614782, 658695, 878260, 922173, 1229564, 1317390, 1536955, 1844346, 2151737, 2634780, 3073910, 3688692, 4303474, 4610865, 6147820, 6455211, 8606948, 9221730, 10758685, 12910422, 18443460, 21517370, 25820844, 32276055, 43034740, 64552110, 129104220]

約数ペア:

[(1, 129104220), (2, 64552110), (3, 43034740), (4, 32276055), (5, 25820844), (6, 21517370), (7, 18443460), (10, 12910422), (12, 10758685), (14, 9221730), (15, 8606948), (20, 6455211), (21, 6147820), (28, 4610865), (30, 4303474), (35, 3688692), (42, 3073910), (49, 2634780), (60, 2151737), (70, 1844346), (84, 1536955), (98, 1317390), (105, 1229564), (140, 922173), (147, 878260), (196, 658695), (210, 614782), (245, 526956), (294, 439130), (420, 307391), (490, 263478), (588, 219565), (735, 175652), (980, 131739), (1470, 87826), (2940, 43913)]