123334640

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{10781}}^1$

素因数の和:10818

約数の個数: 80

約数和(自身を含む): 336915936

約数和(自身を除く): 213581296

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 40, 44, 52, 55, 65, 80, 88, 104, 110, 130, 143, 176, 208, 220, 260, 286, 440, 520, 572, 715, 880, 1040, 1144, 1430, 2288, 2860, 5720, 10781, 11440, 21562, 43124, 53905, 86248, 107810, 118591, 140153, 172496, 215620, 237182, 280306, 431240, 474364, 560612, 592955, 700765, 862480, 948728, 1121224, 1185910, 1401530, 1541683, 1897456, 2242448, 2371820, 2803060, 3083366, 4743640, 5606120, 6166732, 7708415, 9487280, 11212240, 12333464, 15416830, 24666928, 30833660, 61667320, 123334640]

約数ペア:

[(1, 123334640), (2, 61667320), (4, 30833660), (5, 24666928), (8, 15416830), (10, 12333464), (11, 11212240), (13, 9487280), (16, 7708415), (20, 6166732), (22, 5606120), (26, 4743640), (40, 3083366), (44, 2803060), (52, 2371820), (55, 2242448), (65, 1897456), (80, 1541683), (88, 1401530), (104, 1185910), (110, 1121224), (130, 948728), (143, 862480), (176, 700765), (208, 592955), (220, 560612), (260, 474364), (286, 431240), (440, 280306), (520, 237182), (572, 215620), (715, 172496), (880, 140153), (1040, 118591), (1144, 107810), (1430, 86248), (2288, 53905), (2860, 43124), (5720, 21562), (10781, 11440)]