1998408960

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{173473}}^1$

素因数の和:173500

約数の個数: 108

約数和(自身を含む): 6914326692

約数和(自身を除く): 4915917732

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1920, 2304, 2880, 3840, 5760, 11520, 173473, 346946, 520419, 693892, 867365, 1040838, 1387784, 1561257, 1734730, 2081676, 2602095, 2775568, 3122514, 3469460, 4163352, 5204190, 5551136, 6245028, 6938920, 7806285, 8326704, 10408380, 11102272, 12490056, 13877840, 15612570, 16653408, 20816760, 22204544, 24980112, 27755680, 31225140, 33306816, 41633520, 44409088, 49960224, 55511360, 62450280, 66613632, 83267040, 99920448, 111022720, 124900560, 133227264, 166534080, 199840896, 222045440, 249801120, 333068160, 399681792, 499602240, 666136320, 999204480, 1998408960]

約数ペア:

[(1, 1998408960), (2, 999204480), (3, 666136320), (4, 499602240), (5, 399681792), (6, 333068160), (8, 249801120), (9, 222045440), (10, 199840896), (12, 166534080), (15, 133227264), (16, 124900560), (18, 111022720), (20, 99920448), (24, 83267040), (30, 66613632), (32, 62450280), (36, 55511360), (40, 49960224), (45, 44409088), (48, 41633520), (60, 33306816), (64, 31225140), (72, 27755680), (80, 24980112), (90, 22204544), (96, 20816760), (120, 16653408), (128, 15612570), (144, 13877840), (160, 12490056), (180, 11102272), (192, 10408380), (240, 8326704), (256, 7806285), (288, 6938920), (320, 6245028), (360, 5551136), (384, 5204190), (480, 4163352), (576, 3469460), (640, 3122514), (720, 2775568), (768, 2602095), (960, 2081676), (1152, 1734730), (1280, 1561257), (1440, 1387784), (1920, 1040838), (2304, 867365), (2880, 693892), (3840, 520419), (5760, 346946), (11520, 173473)]