287734980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{3803}}^1$

素因数の和:3925

約数の個数: 96

約数和(自身を含む): 876806784

約数和(自身を除く): 589071804

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 97, 130, 156, 194, 195, 260, 291, 388, 390, 485, 582, 780, 970, 1164, 1261, 1455, 1940, 2522, 2910, 3783, 3803, 5044, 5820, 6305, 7566, 7606, 11409, 12610, 15132, 15212, 18915, 19015, 22818, 25220, 37830, 38030, 45636, 49439, 57045, 75660, 76060, 98878, 114090, 148317, 197756, 228180, 247195, 296634, 368891, 494390, 593268, 737782, 741585, 988780, 1106673, 1475564, 1483170, 1844455, 2213346, 2966340, 3688910, 4426692, 4795583, 5533365, 7377820, 9591166, 11066730, 14386749, 19182332, 22133460, 23977915, 28773498, 47955830, 57546996, 71933745, 95911660, 143867490, 287734980]

約数ペア:

[(1, 287734980), (2, 143867490), (3, 95911660), (4, 71933745), (5, 57546996), (6, 47955830), (10, 28773498), (12, 23977915), (13, 22133460), (15, 19182332), (20, 14386749), (26, 11066730), (30, 9591166), (39, 7377820), (52, 5533365), (60, 4795583), (65, 4426692), (78, 3688910), (97, 2966340), (130, 2213346), (156, 1844455), (194, 1483170), (195, 1475564), (260, 1106673), (291, 988780), (388, 741585), (390, 737782), (485, 593268), (582, 494390), (780, 368891), (970, 296634), (1164, 247195), (1261, 228180), (1455, 197756), (1940, 148317), (2522, 114090), (2910, 98878), (3783, 76060), (3803, 75660), (5044, 57045), (5820, 49439), (6305, 45636), (7566, 38030), (7606, 37830), (11409, 25220), (12610, 22818), (15132, 19015), (15212, 18915)]