388889340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{48733}}^1$

素因数の和:48771

約数の個数: 96

約数和(自身を含む): 1309969920

約数和(自身を除く): 921080580

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 105, 114, 133, 140, 190, 210, 228, 266, 285, 380, 399, 420, 532, 570, 665, 798, 1140, 1330, 1596, 1995, 2660, 3990, 7980, 48733, 97466, 146199, 194932, 243665, 292398, 341131, 487330, 584796, 682262, 730995, 925927, 974660, 1023393, 1364524, 1461990, 1705655, 1851854, 2046786, 2777781, 2923980, 3411310, 3703708, 4093572, 4629635, 5116965, 5555562, 6481489, 6822620, 9259270, 10233930, 11111124, 12962978, 13888905, 18518540, 19444467, 20467860, 25925956, 27777810, 32407445, 38888934, 55555620, 64814890, 77777868, 97222335, 129629780, 194444670, 388889340]

約数ペア:

[(1, 388889340), (2, 194444670), (3, 129629780), (4, 97222335), (5, 77777868), (6, 64814890), (7, 55555620), (10, 38888934), (12, 32407445), (14, 27777810), (15, 25925956), (19, 20467860), (20, 19444467), (21, 18518540), (28, 13888905), (30, 12962978), (35, 11111124), (38, 10233930), (42, 9259270), (57, 6822620), (60, 6481489), (70, 5555562), (76, 5116965), (84, 4629635), (95, 4093572), (105, 3703708), (114, 3411310), (133, 2923980), (140, 2777781), (190, 2046786), (210, 1851854), (228, 1705655), (266, 1461990), (285, 1364524), (380, 1023393), (399, 974660), (420, 925927), (532, 730995), (570, 682262), (665, 584796), (798, 487330), (1140, 341131), (1330, 292398), (1596, 243665), (1995, 194932), (2660, 146199), (3990, 97466), (7980, 48733)]