309283000

素因数分解:

$2^3\times 5^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{643}}^1$

素因数の和:714

約数の個数: 128

約数和(自身を含む): 801702720

約数和(自身を除く): 492419720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 37, 40, 50, 52, 65, 74, 100, 104, 125, 130, 148, 185, 200, 250, 260, 296, 325, 370, 481, 500, 520, 643, 650, 740, 925, 962, 1000, 1286, 1300, 1480, 1625, 1850, 1924, 2405, 2572, 2600, 3215, 3250, 3700, 3848, 4625, 4810, 5144, 6430, 6500, 7400, 8359, 9250, 9620, 12025, 12860, 13000, 16075, 16718, 18500, 19240, 23791, 24050, 25720, 32150, 33436, 37000, 41795, 47582, 48100, 60125, 64300, 66872, 80375, 83590, 95164, 96200, 118955, 120250, 128600, 160750, 167180, 190328, 208975, 237910, 240500, 309283, 321500, 334360, 417950, 475820, 481000, 594775, 618566, 643000, 835900, 951640, 1044875, 1189550, 1237132, 1546415, 1671800, 2089750, 2379100, 2474264, 2973875, 3092830, 4179500, 4758200, 5947750, 6185660, 7732075, 8359000, 11895500, 12371320, 15464150, 23791000, 30928300, 38660375, 61856600, 77320750, 154641500, 309283000]

約数ペア:

[(1, 309283000), (2, 154641500), (4, 77320750), (5, 61856600), (8, 38660375), (10, 30928300), (13, 23791000), (20, 15464150), (25, 12371320), (26, 11895500), (37, 8359000), (40, 7732075), (50, 6185660), (52, 5947750), (65, 4758200), (74, 4179500), (100, 3092830), (104, 2973875), (125, 2474264), (130, 2379100), (148, 2089750), (185, 1671800), (200, 1546415), (250, 1237132), (260, 1189550), (296, 1044875), (325, 951640), (370, 835900), (481, 643000), (500, 618566), (520, 594775), (643, 481000), (650, 475820), (740, 417950), (925, 334360), (962, 321500), (1000, 309283), (1286, 240500), (1300, 237910), (1480, 208975), (1625, 190328), (1850, 167180), (1924, 160750), (2405, 128600), (2572, 120250), (2600, 118955), (3215, 96200), (3250, 95164), (3700, 83590), (3848, 80375), (4625, 66872), (4810, 64300), (5144, 60125), (6430, 48100), (6500, 47582), (7400, 41795), (8359, 37000), (9250, 33436), (9620, 32150), (12025, 25720), (12860, 24050), (13000, 23791), (16075, 19240), (16718, 18500)]