154980

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{41}}^1$

素因数の和:66

約数の個数: 96

約数和(自身を含む): 564480

約数和(自身を除く): 409500

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 41, 42, 45, 54, 60, 63, 70, 82, 84, 90, 105, 108, 123, 126, 135, 140, 164, 180, 189, 205, 210, 246, 252, 270, 287, 315, 369, 378, 410, 420, 492, 540, 574, 615, 630, 738, 756, 820, 861, 945, 1107, 1148, 1230, 1260, 1435, 1476, 1722, 1845, 1890, 2214, 2460, 2583, 2870, 3444, 3690, 3780, 4305, 4428, 5166, 5535, 5740, 7380, 7749, 8610, 10332, 11070, 12915, 15498, 17220, 22140, 25830, 30996, 38745, 51660, 77490, 154980]

約数ペア:

[(1, 154980), (2, 77490), (3, 51660), (4, 38745), (5, 30996), (6, 25830), (7, 22140), (9, 17220), (10, 15498), (12, 12915), (14, 11070), (15, 10332), (18, 8610), (20, 7749), (21, 7380), (27, 5740), (28, 5535), (30, 5166), (35, 4428), (36, 4305), (41, 3780), (42, 3690), (45, 3444), (54, 2870), (60, 2583), (63, 2460), (70, 2214), (82, 1890), (84, 1845), (90, 1722), (105, 1476), (108, 1435), (123, 1260), (126, 1230), (135, 1148), (140, 1107), (164, 945), (180, 861), (189, 820), (205, 756), (210, 738), (246, 630), (252, 615), (270, 574), (287, 540), (315, 492), (369, 420), (378, 410)]