381907188

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{173}}^1$

素因数の和:338

約数の個数: 144

約数和(自身を含む): 1077345360

約数和(自身を除く): 695438172

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 53, 78, 89, 106, 117, 156, 159, 173, 178, 212, 234, 267, 318, 346, 356, 468, 477, 519, 534, 636, 689, 692, 801, 954, 1038, 1068, 1157, 1378, 1557, 1602, 1908, 2067, 2076, 2249, 2314, 2756, 3114, 3204, 3471, 4134, 4498, 4628, 4717, 6201, 6228, 6747, 6942, 8268, 8996, 9169, 9434, 10413, 12402, 13494, 13884, 14151, 15397, 18338, 18868, 20241, 20826, 24804, 26988, 27507, 28302, 30794, 36676, 40482, 41652, 42453, 46191, 55014, 56604, 61321, 61588, 80964, 82521, 84906, 92382, 110028, 119197, 122642, 138573, 165042, 169812, 183963, 184764, 200161, 238394, 245284, 277146, 330084, 357591, 367926, 400322, 476788, 551889, 554292, 600483, 715182, 735852, 800644, 816041, 1072773, 1103778, 1200966, 1430364, 1632082, 1801449, 2145546, 2207556, 2401932, 2448123, 3264164, 3602898, 4291092, 4896246, 7205796, 7344369, 9792492, 10608533, 14688738, 21217066, 29377476, 31825599, 42434132, 63651198, 95476797, 127302396, 190953594, 381907188]

約数ペア:

[(1, 381907188), (2, 190953594), (3, 127302396), (4, 95476797), (6, 63651198), (9, 42434132), (12, 31825599), (13, 29377476), (18, 21217066), (26, 14688738), (36, 10608533), (39, 9792492), (52, 7344369), (53, 7205796), (78, 4896246), (89, 4291092), (106, 3602898), (117, 3264164), (156, 2448123), (159, 2401932), (173, 2207556), (178, 2145546), (212, 1801449), (234, 1632082), (267, 1430364), (318, 1200966), (346, 1103778), (356, 1072773), (468, 816041), (477, 800644), (519, 735852), (534, 715182), (636, 600483), (689, 554292), (692, 551889), (801, 476788), (954, 400322), (1038, 367926), (1068, 357591), (1157, 330084), (1378, 277146), (1557, 245284), (1602, 238394), (1908, 200161), (2067, 184764), (2076, 183963), (2249, 169812), (2314, 165042), (2756, 138573), (3114, 122642), (3204, 119197), (3471, 110028), (4134, 92382), (4498, 84906), (4628, 82521), (4717, 80964), (6201, 61588), (6228, 61321), (6747, 56604), (6942, 55014), (8268, 46191), (8996, 42453), (9169, 41652), (9434, 40482), (10413, 36676), (12402, 30794), (13494, 28302), (13884, 27507), (14151, 26988), (15397, 24804), (18338, 20826), (18868, 20241)]