15423120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{691}}^1$

素因数の和:741

約数の個数: 120

約数和(自身を含む): 53544192

約数和(自身を除く): 38121072

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 120, 124, 144, 155, 180, 186, 240, 248, 279, 310, 360, 372, 465, 496, 558, 620, 691, 720, 744, 930, 1116, 1240, 1382, 1395, 1488, 1860, 2073, 2232, 2480, 2764, 2790, 3455, 3720, 4146, 4464, 5528, 5580, 6219, 6910, 7440, 8292, 10365, 11056, 11160, 12438, 13820, 16584, 20730, 21421, 22320, 24876, 27640, 31095, 33168, 41460, 42842, 49752, 55280, 62190, 64263, 82920, 85684, 99504, 107105, 124380, 128526, 165840, 171368, 192789, 214210, 248760, 257052, 321315, 342736, 385578, 428420, 497520, 514104, 642630, 771156, 856840, 963945, 1028208, 1285260, 1542312, 1713680, 1927890, 2570520, 3084624, 3855780, 5141040, 7711560, 15423120]

約数ペア:

[(1, 15423120), (2, 7711560), (3, 5141040), (4, 3855780), (5, 3084624), (6, 2570520), (8, 1927890), (9, 1713680), (10, 1542312), (12, 1285260), (15, 1028208), (16, 963945), (18, 856840), (20, 771156), (24, 642630), (30, 514104), (31, 497520), (36, 428420), (40, 385578), (45, 342736), (48, 321315), (60, 257052), (62, 248760), (72, 214210), (80, 192789), (90, 171368), (93, 165840), (120, 128526), (124, 124380), (144, 107105), (155, 99504), (180, 85684), (186, 82920), (240, 64263), (248, 62190), (279, 55280), (310, 49752), (360, 42842), (372, 41460), (465, 33168), (496, 31095), (558, 27640), (620, 24876), (691, 22320), (720, 21421), (744, 20730), (930, 16584), (1116, 13820), (1240, 12438), (1382, 11160), (1395, 11056), (1488, 10365), (1860, 8292), (2073, 7440), (2232, 6910), (2480, 6219), (2764, 5580), (2790, 5528), (3455, 4464), (3720, 4146)]