31258800

素因数分解:

$2^4\times 3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{457}}^1$

素因数の和:500

約数の個数: 180

約数和(自身を含む): 114435880

約数和(自身を除く): 83177080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 25, 30, 36, 38, 40, 45, 48, 50, 57, 60, 72, 75, 76, 80, 90, 95, 100, 114, 120, 144, 150, 152, 171, 180, 190, 200, 225, 228, 240, 285, 300, 304, 342, 360, 380, 400, 450, 456, 457, 475, 570, 600, 684, 720, 760, 855, 900, 912, 914, 950, 1140, 1200, 1368, 1371, 1425, 1520, 1710, 1800, 1828, 1900, 2280, 2285, 2736, 2742, 2850, 3420, 3600, 3656, 3800, 4113, 4275, 4560, 4570, 5484, 5700, 6840, 6855, 7312, 7600, 8226, 8550, 8683, 9140, 10968, 11400, 11425, 13680, 13710, 16452, 17100, 17366, 18280, 20565, 21936, 22800, 22850, 26049, 27420, 32904, 34200, 34275, 34732, 36560, 41130, 43415, 45700, 52098, 54840, 65808, 68400, 68550, 69464, 78147, 82260, 86830, 91400, 102825, 104196, 109680, 130245, 137100, 138928, 156294, 164520, 173660, 182800, 205650, 208392, 217075, 260490, 274200, 312588, 329040, 347320, 390735, 411300, 416784, 434150, 520980, 548400, 625176, 651225, 694640, 781470, 822600, 868300, 1041960, 1250352, 1302450, 1562940, 1645200, 1736600, 1953675, 2083920, 2604900, 3125880, 3473200, 3907350, 5209800, 6251760, 7814700, 10419600, 15629400, 31258800]

約数ペア:

[(1, 31258800), (2, 15629400), (3, 10419600), (4, 7814700), (5, 6251760), (6, 5209800), (8, 3907350), (9, 3473200), (10, 3125880), (12, 2604900), (15, 2083920), (16, 1953675), (18, 1736600), (19, 1645200), (20, 1562940), (24, 1302450), (25, 1250352), (30, 1041960), (36, 868300), (38, 822600), (40, 781470), (45, 694640), (48, 651225), (50, 625176), (57, 548400), (60, 520980), (72, 434150), (75, 416784), (76, 411300), (80, 390735), (90, 347320), (95, 329040), (100, 312588), (114, 274200), (120, 260490), (144, 217075), (150, 208392), (152, 205650), (171, 182800), (180, 173660), (190, 164520), (200, 156294), (225, 138928), (228, 137100), (240, 130245), (285, 109680), (300, 104196), (304, 102825), (342, 91400), (360, 86830), (380, 82260), (400, 78147), (450, 69464), (456, 68550), (457, 68400), (475, 65808), (570, 54840), (600, 52098), (684, 45700), (720, 43415), (760, 41130), (855, 36560), (900, 34732), (912, 34275), (914, 34200), (950, 32904), (1140, 27420), (1200, 26049), (1368, 22850), (1371, 22800), (1425, 21936), (1520, 20565), (1710, 18280), (1800, 17366), (1828, 17100), (1900, 16452), (2280, 13710), (2285, 13680), (2736, 11425), (2742, 11400), (2850, 10968), (3420, 9140), (3600, 8683), (3656, 8550), (3800, 8226), (4113, 7600), (4275, 7312), (4560, 6855), (4570, 6840), (5484, 5700)]