39918240

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1459}}^1$

素因数の和:1499

約数の個数: 144

約数和(自身を含む): 143488800

約数和(自身を除く): 103570560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 96, 114, 120, 144, 152, 160, 171, 180, 190, 228, 240, 285, 288, 304, 342, 360, 380, 456, 480, 570, 608, 684, 720, 760, 855, 912, 1140, 1368, 1440, 1459, 1520, 1710, 1824, 2280, 2736, 2918, 3040, 3420, 4377, 4560, 5472, 5836, 6840, 7295, 8754, 9120, 11672, 13131, 13680, 14590, 17508, 21885, 23344, 26262, 27360, 27721, 29180, 35016, 43770, 46688, 52524, 55442, 58360, 65655, 70032, 83163, 87540, 105048, 110884, 116720, 131310, 138605, 140064, 166326, 175080, 210096, 221768, 233440, 249489, 262620, 277210, 332652, 350160, 415815, 420192, 443536, 498978, 525240, 554420, 665304, 700320, 831630, 887072, 997956, 1050480, 1108840, 1247445, 1330608, 1663260, 1995912, 2100960, 2217680, 2494890, 2661216, 3326520, 3991824, 4435360, 4989780, 6653040, 7983648, 9979560, 13306080, 19959120, 39918240]

約数ペア:

[(1, 39918240), (2, 19959120), (3, 13306080), (4, 9979560), (5, 7983648), (6, 6653040), (8, 4989780), (9, 4435360), (10, 3991824), (12, 3326520), (15, 2661216), (16, 2494890), (18, 2217680), (19, 2100960), (20, 1995912), (24, 1663260), (30, 1330608), (32, 1247445), (36, 1108840), (38, 1050480), (40, 997956), (45, 887072), (48, 831630), (57, 700320), (60, 665304), (72, 554420), (76, 525240), (80, 498978), (90, 443536), (95, 420192), (96, 415815), (114, 350160), (120, 332652), (144, 277210), (152, 262620), (160, 249489), (171, 233440), (180, 221768), (190, 210096), (228, 175080), (240, 166326), (285, 140064), (288, 138605), (304, 131310), (342, 116720), (360, 110884), (380, 105048), (456, 87540), (480, 83163), (570, 70032), (608, 65655), (684, 58360), (720, 55442), (760, 52524), (855, 46688), (912, 43770), (1140, 35016), (1368, 29180), (1440, 27721), (1459, 27360), (1520, 26262), (1710, 23344), (1824, 21885), (2280, 17508), (2736, 14590), (2918, 13680), (3040, 13131), (3420, 11672), (4377, 9120), (4560, 8754), (5472, 7295), (5836, 6840)]