15574860

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{263}}^1$

素因数の和:332

約数の個数: 144

約数和(自身を含む): 55351296

約数和(自身を除く): 39776436

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 47, 60, 63, 70, 84, 90, 94, 105, 126, 140, 141, 180, 188, 210, 235, 252, 263, 282, 315, 329, 420, 423, 470, 526, 564, 630, 658, 705, 789, 846, 940, 987, 1052, 1260, 1315, 1316, 1410, 1578, 1645, 1692, 1841, 1974, 2115, 2367, 2630, 2820, 2961, 3156, 3290, 3682, 3945, 3948, 4230, 4734, 4935, 5260, 5523, 5922, 6580, 7364, 7890, 8460, 9205, 9468, 9870, 11046, 11835, 11844, 12361, 14805, 15780, 16569, 18410, 19740, 22092, 23670, 24722, 27615, 29610, 33138, 36820, 37083, 47340, 49444, 55230, 59220, 61805, 66276, 74166, 82845, 86527, 110460, 111249, 123610, 148332, 165690, 173054, 185415, 222498, 247220, 259581, 331380, 346108, 370830, 432635, 444996, 519162, 556245, 741660, 778743, 865270, 1038324, 1112490, 1297905, 1557486, 1730540, 2224980, 2595810, 3114972, 3893715, 5191620, 7787430, 15574860]

約数ペア:

[(1, 15574860), (2, 7787430), (3, 5191620), (4, 3893715), (5, 3114972), (6, 2595810), (7, 2224980), (9, 1730540), (10, 1557486), (12, 1297905), (14, 1112490), (15, 1038324), (18, 865270), (20, 778743), (21, 741660), (28, 556245), (30, 519162), (35, 444996), (36, 432635), (42, 370830), (45, 346108), (47, 331380), (60, 259581), (63, 247220), (70, 222498), (84, 185415), (90, 173054), (94, 165690), (105, 148332), (126, 123610), (140, 111249), (141, 110460), (180, 86527), (188, 82845), (210, 74166), (235, 66276), (252, 61805), (263, 59220), (282, 55230), (315, 49444), (329, 47340), (420, 37083), (423, 36820), (470, 33138), (526, 29610), (564, 27615), (630, 24722), (658, 23670), (705, 22092), (789, 19740), (846, 18410), (940, 16569), (987, 15780), (1052, 14805), (1260, 12361), (1315, 11844), (1316, 11835), (1410, 11046), (1578, 9870), (1645, 9468), (1692, 9205), (1841, 8460), (1974, 7890), (2115, 7364), (2367, 6580), (2630, 5922), (2820, 5523), (2961, 5260), (3156, 4935), (3290, 4734), (3682, 4230), (3945, 3948)]