72949660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{179}}^1$

素因数の和:307

約数の個数: 96

約数和(自身を含む): 182891520

約数和(自身を除く): 109941860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 71, 82, 140, 142, 164, 179, 205, 284, 287, 355, 358, 410, 497, 574, 710, 716, 820, 895, 994, 1148, 1253, 1420, 1435, 1790, 1988, 2485, 2506, 2870, 2911, 3580, 4970, 5012, 5740, 5822, 6265, 7339, 9940, 11644, 12530, 12709, 14555, 14678, 20377, 25060, 25418, 29110, 29356, 36695, 40754, 50836, 51373, 58220, 63545, 73390, 81508, 88963, 101885, 102746, 127090, 146780, 177926, 203770, 205492, 254180, 256865, 355852, 407540, 444815, 513730, 521069, 889630, 1027460, 1042138, 1779260, 2084276, 2605345, 3647483, 5210690, 7294966, 10421380, 14589932, 18237415, 36474830, 72949660]

約数ペア:

[(1, 72949660), (2, 36474830), (4, 18237415), (5, 14589932), (7, 10421380), (10, 7294966), (14, 5210690), (20, 3647483), (28, 2605345), (35, 2084276), (41, 1779260), (70, 1042138), (71, 1027460), (82, 889630), (140, 521069), (142, 513730), (164, 444815), (179, 407540), (205, 355852), (284, 256865), (287, 254180), (355, 205492), (358, 203770), (410, 177926), (497, 146780), (574, 127090), (710, 102746), (716, 101885), (820, 88963), (895, 81508), (994, 73390), (1148, 63545), (1253, 58220), (1420, 51373), (1435, 50836), (1790, 40754), (1988, 36695), (2485, 29356), (2506, 29110), (2870, 25418), (2911, 25060), (3580, 20377), (4970, 14678), (5012, 14555), (5740, 12709), (5822, 12530), (6265, 11644), (7339, 9940)]