75881960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{347}}^1$

素因数の和:447

約数の個数: 128

約数和(自身を含む): 216483840

約数和(自身を除く): 140601880

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 71, 77, 88, 110, 140, 142, 154, 220, 280, 284, 308, 347, 355, 385, 440, 497, 568, 616, 694, 710, 770, 781, 994, 1388, 1420, 1540, 1562, 1735, 1988, 2429, 2485, 2776, 2840, 3080, 3124, 3470, 3817, 3905, 3976, 4858, 4970, 5467, 6248, 6940, 7634, 7810, 9716, 9940, 10934, 12145, 13880, 15268, 15620, 19085, 19432, 19880, 21868, 24290, 24637, 26719, 27335, 30536, 31240, 38170, 43736, 48580, 49274, 53438, 54670, 76340, 97160, 98548, 106876, 109340, 123185, 133595, 152680, 172459, 197096, 213752, 218680, 246370, 267190, 271007, 344918, 492740, 534380, 542014, 689836, 862295, 985480, 1068760, 1084028, 1355035, 1379672, 1724590, 1897049, 2168056, 2710070, 3449180, 3794098, 5420140, 6898360, 7588196, 9485245, 10840280, 15176392, 18970490, 37940980, 75881960]

約数ペア:

[(1, 75881960), (2, 37940980), (4, 18970490), (5, 15176392), (7, 10840280), (8, 9485245), (10, 7588196), (11, 6898360), (14, 5420140), (20, 3794098), (22, 3449180), (28, 2710070), (35, 2168056), (40, 1897049), (44, 1724590), (55, 1379672), (56, 1355035), (70, 1084028), (71, 1068760), (77, 985480), (88, 862295), (110, 689836), (140, 542014), (142, 534380), (154, 492740), (220, 344918), (280, 271007), (284, 267190), (308, 246370), (347, 218680), (355, 213752), (385, 197096), (440, 172459), (497, 152680), (568, 133595), (616, 123185), (694, 109340), (710, 106876), (770, 98548), (781, 97160), (994, 76340), (1388, 54670), (1420, 53438), (1540, 49274), (1562, 48580), (1735, 43736), (1988, 38170), (2429, 31240), (2485, 30536), (2776, 27335), (2840, 26719), (3080, 24637), (3124, 24290), (3470, 21868), (3817, 19880), (3905, 19432), (3976, 19085), (4858, 15620), (4970, 15268), (5467, 13880), (6248, 12145), (6940, 10934), (7634, 9940), (7810, 9716)]