31549320

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1$

素因数の和:316

約数の個数: 192

約数和(自身を含む): 115914240

約数和(自身を除く): 84364920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 31, 33, 36, 40, 44, 45, 55, 60, 62, 66, 72, 88, 90, 93, 99, 110, 120, 124, 132, 155, 165, 180, 186, 198, 220, 248, 257, 264, 279, 310, 330, 341, 360, 372, 396, 440, 465, 495, 514, 558, 620, 660, 682, 744, 771, 792, 930, 990, 1023, 1028, 1116, 1240, 1285, 1320, 1364, 1395, 1542, 1705, 1860, 1980, 2046, 2056, 2232, 2313, 2570, 2728, 2790, 2827, 3069, 3084, 3410, 3720, 3855, 3960, 4092, 4626, 5115, 5140, 5580, 5654, 6138, 6168, 6820, 7710, 7967, 8184, 8481, 9252, 10230, 10280, 11160, 11308, 11565, 12276, 13640, 14135, 15345, 15420, 15934, 16962, 18504, 20460, 22616, 23130, 23901, 24552, 25443, 28270, 30690, 30840, 31868, 33924, 39835, 40920, 42405, 46260, 47802, 50886, 56540, 61380, 63736, 67848, 71703, 79670, 84810, 87637, 92520, 95604, 101772, 113080, 119505, 122760, 127215, 143406, 159340, 169620, 175274, 191208, 203544, 239010, 254430, 262911, 286812, 318680, 339240, 350548, 358515, 438185, 478020, 508860, 525822, 573624, 701096, 717030, 788733, 876370, 956040, 1017720, 1051644, 1314555, 1434060, 1577466, 1752740, 2103288, 2629110, 2868120, 3154932, 3505480, 3943665, 5258220, 6309864, 7887330, 10516440, 15774660, 31549320]

約数ペア:

[(1, 31549320), (2, 15774660), (3, 10516440), (4, 7887330), (5, 6309864), (6, 5258220), (8, 3943665), (9, 3505480), (10, 3154932), (11, 2868120), (12, 2629110), (15, 2103288), (18, 1752740), (20, 1577466), (22, 1434060), (24, 1314555), (30, 1051644), (31, 1017720), (33, 956040), (36, 876370), (40, 788733), (44, 717030), (45, 701096), (55, 573624), (60, 525822), (62, 508860), (66, 478020), (72, 438185), (88, 358515), (90, 350548), (93, 339240), (99, 318680), (110, 286812), (120, 262911), (124, 254430), (132, 239010), (155, 203544), (165, 191208), (180, 175274), (186, 169620), (198, 159340), (220, 143406), (248, 127215), (257, 122760), (264, 119505), (279, 113080), (310, 101772), (330, 95604), (341, 92520), (360, 87637), (372, 84810), (396, 79670), (440, 71703), (465, 67848), (495, 63736), (514, 61380), (558, 56540), (620, 50886), (660, 47802), (682, 46260), (744, 42405), (771, 40920), (792, 39835), (930, 33924), (990, 31868), (1023, 30840), (1028, 30690), (1116, 28270), (1240, 25443), (1285, 24552), (1320, 23901), (1364, 23130), (1395, 22616), (1542, 20460), (1705, 18504), (1860, 16962), (1980, 15934), (2046, 15420), (2056, 15345), (2232, 14135), (2313, 13640), (2570, 12276), (2728, 11565), (2790, 11308), (2827, 11160), (3069, 10280), (3084, 10230), (3410, 9252), (3720, 8481), (3855, 8184), (3960, 7967), (4092, 7710), (4626, 6820), (5115, 6168), (5140, 6138), (5580, 5654)]