177660

素因数分解:

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

素因数の和:72

約数の個数: 96

約数和(自身を含む): 645120

約数和(自身を除く): 467460

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 47, 54, 60, 63, 70, 84, 90, 94, 105, 108, 126, 135, 140, 141, 180, 188, 189, 210, 235, 252, 270, 282, 315, 329, 378, 420, 423, 470, 540, 564, 630, 658, 705, 756, 846, 940, 945, 987, 1260, 1269, 1316, 1410, 1645, 1692, 1890, 1974, 2115, 2538, 2820, 2961, 3290, 3780, 3948, 4230, 4935, 5076, 5922, 6345, 6580, 8460, 8883, 9870, 11844, 12690, 14805, 17766, 19740, 25380, 29610, 35532, 44415, 59220, 88830, 177660]

約数ペア:

[(1, 177660), (2, 88830), (3, 59220), (4, 44415), (5, 35532), (6, 29610), (7, 25380), (9, 19740), (10, 17766), (12, 14805), (14, 12690), (15, 11844), (18, 9870), (20, 8883), (21, 8460), (27, 6580), (28, 6345), (30, 5922), (35, 5076), (36, 4935), (42, 4230), (45, 3948), (47, 3780), (54, 3290), (60, 2961), (63, 2820), (70, 2538), (84, 2115), (90, 1974), (94, 1890), (105, 1692), (108, 1645), (126, 1410), (135, 1316), (140, 1269), (141, 1260), (180, 987), (188, 945), (189, 940), (210, 846), (235, 756), (252, 705), (270, 658), (282, 630), (315, 564), (329, 540), (378, 470), (420, 423)]