1242540

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1$

素因数の和:93

約数の個数: 120

約数和(自身を含む): 4268880

約数和(自身を除く): 3026340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 59, 60, 65, 78, 81, 90, 108, 117, 118, 130, 135, 156, 162, 177, 180, 195, 234, 236, 260, 270, 295, 324, 351, 354, 390, 405, 468, 531, 540, 585, 590, 702, 708, 767, 780, 810, 885, 1053, 1062, 1170, 1180, 1404, 1534, 1593, 1620, 1755, 1770, 2106, 2124, 2301, 2340, 2655, 3068, 3186, 3510, 3540, 3835, 4212, 4602, 4779, 5265, 5310, 6372, 6903, 7020, 7670, 7965, 9204, 9558, 10530, 10620, 11505, 13806, 15340, 15930, 19116, 20709, 21060, 23010, 23895, 27612, 31860, 34515, 41418, 46020, 47790, 62127, 69030, 82836, 95580, 103545, 124254, 138060, 207090, 248508, 310635, 414180, 621270, 1242540]

約数ペア:

[(1, 1242540), (2, 621270), (3, 414180), (4, 310635), (5, 248508), (6, 207090), (9, 138060), (10, 124254), (12, 103545), (13, 95580), (15, 82836), (18, 69030), (20, 62127), (26, 47790), (27, 46020), (30, 41418), (36, 34515), (39, 31860), (45, 27612), (52, 23895), (54, 23010), (59, 21060), (60, 20709), (65, 19116), (78, 15930), (81, 15340), (90, 13806), (108, 11505), (117, 10620), (118, 10530), (130, 9558), (135, 9204), (156, 7965), (162, 7670), (177, 7020), (180, 6903), (195, 6372), (234, 5310), (236, 5265), (260, 4779), (270, 4602), (295, 4212), (324, 3835), (351, 3540), (354, 3510), (390, 3186), (405, 3068), (468, 2655), (531, 2340), (540, 2301), (585, 2124), (590, 2106), (702, 1770), (708, 1755), (767, 1620), (780, 1593), (810, 1534), (885, 1404), (1053, 1180), (1062, 1170)]