811887720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{317}}^1\times {\mathrm{3049}}^1$

素因数の和:3387

約数の個数: 128

約数和(自身を含む): 2793312000

約数和(自身を除く): 1981424280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 317, 420, 634, 840, 951, 1268, 1585, 1902, 2219, 2536, 3049, 3170, 3804, 4438, 4755, 6098, 6340, 6657, 7608, 8876, 9147, 9510, 11095, 12196, 12680, 13314, 15245, 17752, 18294, 19020, 21343, 22190, 24392, 26628, 30490, 33285, 36588, 38040, 42686, 44380, 45735, 53256, 60980, 64029, 66570, 73176, 85372, 88760, 91470, 106715, 121960, 128058, 133140, 170744, 182940, 213430, 256116, 266280, 320145, 365880, 426860, 512232, 640290, 853720, 966533, 1280580, 1933066, 2561160, 2899599, 3866132, 4832665, 5799198, 6765731, 7732264, 9665330, 11598396, 13531462, 14497995, 19330660, 20297193, 23196792, 27062924, 28995990, 33828655, 38661320, 40594386, 54125848, 57991980, 67657310, 81188772, 101485965, 115983960, 135314620, 162377544, 202971930, 270629240, 405943860, 811887720]

約数ペア:

[(1, 811887720), (2, 405943860), (3, 270629240), (4, 202971930), (5, 162377544), (6, 135314620), (7, 115983960), (8, 101485965), (10, 81188772), (12, 67657310), (14, 57991980), (15, 54125848), (20, 40594386), (21, 38661320), (24, 33828655), (28, 28995990), (30, 27062924), (35, 23196792), (40, 20297193), (42, 19330660), (56, 14497995), (60, 13531462), (70, 11598396), (84, 9665330), (105, 7732264), (120, 6765731), (140, 5799198), (168, 4832665), (210, 3866132), (280, 2899599), (317, 2561160), (420, 1933066), (634, 1280580), (840, 966533), (951, 853720), (1268, 640290), (1585, 512232), (1902, 426860), (2219, 365880), (2536, 320145), (3049, 266280), (3170, 256116), (3804, 213430), (4438, 182940), (4755, 170744), (6098, 133140), (6340, 128058), (6657, 121960), (7608, 106715), (8876, 91470), (9147, 88760), (9510, 85372), (11095, 73176), (12196, 66570), (12680, 64029), (13314, 60980), (15245, 53256), (17752, 45735), (18294, 44380), (19020, 42686), (21343, 38040), (22190, 36588), (24392, 33285), (26628, 30490)]