15383340

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{421}}^1$

素因数の和:472

約数の個数: 144

約数和(自身を含む): 55298880

約数和(自身を除く): 39915540

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 29, 30, 35, 36, 42, 45, 58, 60, 63, 70, 84, 87, 90, 105, 116, 126, 140, 145, 174, 180, 203, 210, 252, 261, 290, 315, 348, 406, 420, 421, 435, 522, 580, 609, 630, 812, 842, 870, 1015, 1044, 1218, 1260, 1263, 1305, 1684, 1740, 1827, 2030, 2105, 2436, 2526, 2610, 2947, 3045, 3654, 3789, 4060, 4210, 5052, 5220, 5894, 6090, 6315, 7308, 7578, 8420, 8841, 9135, 11788, 12180, 12209, 12630, 14735, 15156, 17682, 18270, 18945, 24418, 25260, 26523, 29470, 35364, 36540, 36627, 37890, 44205, 48836, 53046, 58940, 61045, 73254, 75780, 85463, 88410, 106092, 109881, 122090, 132615, 146508, 170926, 176820, 183135, 219762, 244180, 256389, 265230, 341852, 366270, 427315, 439524, 512778, 530460, 549405, 732540, 769167, 854630, 1025556, 1098810, 1281945, 1538334, 1709260, 2197620, 2563890, 3076668, 3845835, 5127780, 7691670, 15383340]

約数ペア:

[(1, 15383340), (2, 7691670), (3, 5127780), (4, 3845835), (5, 3076668), (6, 2563890), (7, 2197620), (9, 1709260), (10, 1538334), (12, 1281945), (14, 1098810), (15, 1025556), (18, 854630), (20, 769167), (21, 732540), (28, 549405), (29, 530460), (30, 512778), (35, 439524), (36, 427315), (42, 366270), (45, 341852), (58, 265230), (60, 256389), (63, 244180), (70, 219762), (84, 183135), (87, 176820), (90, 170926), (105, 146508), (116, 132615), (126, 122090), (140, 109881), (145, 106092), (174, 88410), (180, 85463), (203, 75780), (210, 73254), (252, 61045), (261, 58940), (290, 53046), (315, 48836), (348, 44205), (406, 37890), (420, 36627), (421, 36540), (435, 35364), (522, 29470), (580, 26523), (609, 25260), (630, 24418), (812, 18945), (842, 18270), (870, 17682), (1015, 15156), (1044, 14735), (1218, 12630), (1260, 12209), (1263, 12180), (1305, 11788), (1684, 9135), (1740, 8841), (1827, 8420), (2030, 7578), (2105, 7308), (2436, 6315), (2526, 6090), (2610, 5894), (2947, 5220), (3045, 5052), (3654, 4210), (3789, 4060)]