31853640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2917}}^1$

素因数の和:2951

約数の個数: 128

約数和(自身を含む): 117653760

約数和(自身を除く): 85800120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 182, 195, 210, 260, 273, 280, 312, 364, 390, 420, 455, 520, 546, 728, 780, 840, 910, 1092, 1365, 1560, 1820, 2184, 2730, 2917, 3640, 5460, 5834, 8751, 10920, 11668, 14585, 17502, 20419, 23336, 29170, 35004, 37921, 40838, 43755, 58340, 61257, 70008, 75842, 81676, 87510, 102095, 113763, 116680, 122514, 151684, 163352, 175020, 189605, 204190, 227526, 245028, 265447, 303368, 306285, 350040, 379210, 408380, 455052, 490056, 530894, 568815, 612570, 758420, 796341, 816760, 910104, 1061788, 1137630, 1225140, 1327235, 1516840, 1592682, 2123576, 2275260, 2450280, 2654470, 3185364, 3981705, 4550520, 5308940, 6370728, 7963410, 10617880, 15926820, 31853640]

約数ペア:

[(1, 31853640), (2, 15926820), (3, 10617880), (4, 7963410), (5, 6370728), (6, 5308940), (7, 4550520), (8, 3981705), (10, 3185364), (12, 2654470), (13, 2450280), (14, 2275260), (15, 2123576), (20, 1592682), (21, 1516840), (24, 1327235), (26, 1225140), (28, 1137630), (30, 1061788), (35, 910104), (39, 816760), (40, 796341), (42, 758420), (52, 612570), (56, 568815), (60, 530894), (65, 490056), (70, 455052), (78, 408380), (84, 379210), (91, 350040), (104, 306285), (105, 303368), (120, 265447), (130, 245028), (140, 227526), (156, 204190), (168, 189605), (182, 175020), (195, 163352), (210, 151684), (260, 122514), (273, 116680), (280, 113763), (312, 102095), (364, 87510), (390, 81676), (420, 75842), (455, 70008), (520, 61257), (546, 58340), (728, 43755), (780, 40838), (840, 37921), (910, 35004), (1092, 29170), (1365, 23336), (1560, 20419), (1820, 17502), (2184, 14585), (2730, 11668), (2917, 10920), (3640, 8751), (5460, 5834)]