30846240

素因数分解:

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

素因数の和:743

約数の個数: 144

約数和(自身を含む): 108815616

約数和(自身を除く): 77969376

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 96, 120, 124, 144, 155, 160, 180, 186, 240, 248, 279, 288, 310, 360, 372, 465, 480, 496, 558, 620, 691, 720, 744, 930, 992, 1116, 1240, 1382, 1395, 1440, 1488, 1860, 2073, 2232, 2480, 2764, 2790, 2976, 3455, 3720, 4146, 4464, 4960, 5528, 5580, 6219, 6910, 7440, 8292, 8928, 10365, 11056, 11160, 12438, 13820, 14880, 16584, 20730, 21421, 22112, 22320, 24876, 27640, 31095, 33168, 41460, 42842, 44640, 49752, 55280, 62190, 64263, 66336, 82920, 85684, 99504, 107105, 110560, 124380, 128526, 165840, 171368, 192789, 199008, 214210, 248760, 257052, 321315, 331680, 342736, 385578, 428420, 497520, 514104, 642630, 685472, 771156, 856840, 963945, 995040, 1028208, 1285260, 1542312, 1713680, 1927890, 2056416, 2570520, 3084624, 3427360, 3855780, 5141040, 6169248, 7711560, 10282080, 15423120, 30846240]

約数ペア:

[(1, 30846240), (2, 15423120), (3, 10282080), (4, 7711560), (5, 6169248), (6, 5141040), (8, 3855780), (9, 3427360), (10, 3084624), (12, 2570520), (15, 2056416), (16, 1927890), (18, 1713680), (20, 1542312), (24, 1285260), (30, 1028208), (31, 995040), (32, 963945), (36, 856840), (40, 771156), (45, 685472), (48, 642630), (60, 514104), (62, 497520), (72, 428420), (80, 385578), (90, 342736), (93, 331680), (96, 321315), (120, 257052), (124, 248760), (144, 214210), (155, 199008), (160, 192789), (180, 171368), (186, 165840), (240, 128526), (248, 124380), (279, 110560), (288, 107105), (310, 99504), (360, 85684), (372, 82920), (465, 66336), (480, 64263), (496, 62190), (558, 55280), (620, 49752), (691, 44640), (720, 42842), (744, 41460), (930, 33168), (992, 31095), (1116, 27640), (1240, 24876), (1382, 22320), (1395, 22112), (1440, 21421), (1488, 20730), (1860, 16584), (2073, 14880), (2232, 13820), (2480, 12438), (2764, 11160), (2790, 11056), (2976, 10365), (3455, 8928), (3720, 8292), (4146, 7440), (4464, 6910), (4960, 6219), (5528, 5580)]