290704140

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{311}}^1\times {\mathrm{577}}^1$

素因数の和:909

約数の個数: 120

約数和(自身を含む): 916467552

約数和(自身を除く): 625763412

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 311, 324, 405, 540, 577, 622, 810, 933, 1154, 1244, 1555, 1620, 1731, 1866, 2308, 2799, 2885, 3110, 3462, 3732, 4665, 5193, 5598, 5770, 6220, 6924, 8397, 8655, 9330, 10386, 11196, 11540, 13995, 15579, 16794, 17310, 18660, 20772, 25191, 25965, 27990, 31158, 33588, 34620, 41985, 46737, 50382, 51930, 55980, 62316, 77895, 83970, 93474, 100764, 103860, 125955, 155790, 167940, 179447, 186948, 233685, 251910, 311580, 358894, 467370, 503820, 538341, 717788, 897235, 934740, 1076682, 1615023, 1794470, 2153364, 2691705, 3230046, 3588940, 4845069, 5383410, 6460092, 8075115, 9690138, 10766820, 14535207, 16150230, 19380276, 24225345, 29070414, 32300460, 48450690, 58140828, 72676035, 96901380, 145352070, 290704140]

約数ペア:

[(1, 290704140), (2, 145352070), (3, 96901380), (4, 72676035), (5, 58140828), (6, 48450690), (9, 32300460), (10, 29070414), (12, 24225345), (15, 19380276), (18, 16150230), (20, 14535207), (27, 10766820), (30, 9690138), (36, 8075115), (45, 6460092), (54, 5383410), (60, 4845069), (81, 3588940), (90, 3230046), (108, 2691705), (135, 2153364), (162, 1794470), (180, 1615023), (270, 1076682), (311, 934740), (324, 897235), (405, 717788), (540, 538341), (577, 503820), (622, 467370), (810, 358894), (933, 311580), (1154, 251910), (1244, 233685), (1555, 186948), (1620, 179447), (1731, 167940), (1866, 155790), (2308, 125955), (2799, 103860), (2885, 100764), (3110, 93474), (3462, 83970), (3732, 77895), (4665, 62316), (5193, 55980), (5598, 51930), (5770, 50382), (6220, 46737), (6924, 41985), (8397, 34620), (8655, 33588), (9330, 31158), (10386, 27990), (11196, 25965), (11540, 25191), (13995, 20772), (15579, 18660), (16794, 17310)]