397957680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{449}}^1\times {\mathrm{1231}}^1$

素因数の和:1699

約数の個数: 120

約数和(自身を含む): 1340539200

約数和(自身を除く): 942581520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 449, 720, 898, 1231, 1347, 1796, 2245, 2462, 2694, 3592, 3693, 4041, 4490, 4924, 5388, 6155, 6735, 7184, 7386, 8082, 8980, 9848, 10776, 11079, 12310, 13470, 14772, 16164, 17960, 18465, 19696, 20205, 21552, 22158, 24620, 26940, 29544, 32328, 35920, 36930, 40410, 44316, 49240, 53880, 55395, 59088, 64656, 73860, 80820, 88632, 98480, 107760, 110790, 147720, 161640, 177264, 221580, 295440, 323280, 443160, 552719, 886320, 1105438, 1658157, 2210876, 2763595, 3316314, 4421752, 4974471, 5527190, 6632628, 8290785, 8843504, 9948942, 11054380, 13265256, 16581570, 19897884, 22108760, 24872355, 26530512, 33163140, 39795768, 44217520, 49744710, 66326280, 79591536, 99489420, 132652560, 198978840, 397957680]

約数ペア:

[(1, 397957680), (2, 198978840), (3, 132652560), (4, 99489420), (5, 79591536), (6, 66326280), (8, 49744710), (9, 44217520), (10, 39795768), (12, 33163140), (15, 26530512), (16, 24872355), (18, 22108760), (20, 19897884), (24, 16581570), (30, 13265256), (36, 11054380), (40, 9948942), (45, 8843504), (48, 8290785), (60, 6632628), (72, 5527190), (80, 4974471), (90, 4421752), (120, 3316314), (144, 2763595), (180, 2210876), (240, 1658157), (360, 1105438), (449, 886320), (720, 552719), (898, 443160), (1231, 323280), (1347, 295440), (1796, 221580), (2245, 177264), (2462, 161640), (2694, 147720), (3592, 110790), (3693, 107760), (4041, 98480), (4490, 88632), (4924, 80820), (5388, 73860), (6155, 64656), (6735, 59088), (7184, 55395), (7386, 53880), (8082, 49240), (8980, 44316), (9848, 40410), (10776, 36930), (11079, 35920), (12310, 32328), (13470, 29544), (14772, 26940), (16164, 24620), (17960, 22158), (18465, 21552), (19696, 20205)]