31213200

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{37}}^2$

素因数の和:114

約数の個数: 180

約数和(自身を含む): 108170160

約数和(自身を除く): 76956960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 25, 30, 37, 38, 40, 48, 50, 57, 60, 74, 75, 76, 80, 95, 100, 111, 114, 120, 148, 150, 152, 185, 190, 200, 222, 228, 240, 285, 296, 300, 304, 370, 380, 400, 444, 456, 475, 555, 570, 592, 600, 703, 740, 760, 888, 912, 925, 950, 1110, 1140, 1200, 1369, 1406, 1425, 1480, 1520, 1776, 1850, 1900, 2109, 2220, 2280, 2738, 2775, 2812, 2850, 2960, 3515, 3700, 3800, 4107, 4218, 4440, 4560, 5476, 5550, 5624, 5700, 6845, 7030, 7400, 7600, 8214, 8436, 8880, 10545, 10952, 11100, 11248, 11400, 13690, 14060, 14800, 16428, 16872, 17575, 20535, 21090, 21904, 22200, 22800, 26011, 27380, 28120, 32856, 33744, 34225, 35150, 41070, 42180, 44400, 52022, 52725, 54760, 56240, 65712, 68450, 70300, 78033, 82140, 84360, 102675, 104044, 105450, 109520, 130055, 136900, 140600, 156066, 164280, 168720, 205350, 208088, 210900, 260110, 273800, 281200, 312132, 328560, 390165, 410700, 416176, 421800, 520220, 547600, 624264, 650275, 780330, 821400, 843600, 1040440, 1248528, 1300550, 1560660, 1642800, 1950825, 2080880, 2601100, 3121320, 3901650, 5202200, 6242640, 7803300, 10404400, 15606600, 31213200]

約数ペア:

[(1, 31213200), (2, 15606600), (3, 10404400), (4, 7803300), (5, 6242640), (6, 5202200), (8, 3901650), (10, 3121320), (12, 2601100), (15, 2080880), (16, 1950825), (19, 1642800), (20, 1560660), (24, 1300550), (25, 1248528), (30, 1040440), (37, 843600), (38, 821400), (40, 780330), (48, 650275), (50, 624264), (57, 547600), (60, 520220), (74, 421800), (75, 416176), (76, 410700), (80, 390165), (95, 328560), (100, 312132), (111, 281200), (114, 273800), (120, 260110), (148, 210900), (150, 208088), (152, 205350), (185, 168720), (190, 164280), (200, 156066), (222, 140600), (228, 136900), (240, 130055), (285, 109520), (296, 105450), (300, 104044), (304, 102675), (370, 84360), (380, 82140), (400, 78033), (444, 70300), (456, 68450), (475, 65712), (555, 56240), (570, 54760), (592, 52725), (600, 52022), (703, 44400), (740, 42180), (760, 41070), (888, 35150), (912, 34225), (925, 33744), (950, 32856), (1110, 28120), (1140, 27380), (1200, 26011), (1369, 22800), (1406, 22200), (1425, 21904), (1480, 21090), (1520, 20535), (1776, 17575), (1850, 16872), (1900, 16428), (2109, 14800), (2220, 14060), (2280, 13690), (2738, 11400), (2775, 11248), (2812, 11100), (2850, 10952), (2960, 10545), (3515, 8880), (3700, 8436), (3800, 8214), (4107, 7600), (4218, 7400), (4440, 7030), (4560, 6845), (5476, 5700), (5550, 5624)]