31601940

素因数分解:

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

素因数の和:1509

約数の個数: 72

約数和(自身を含む): 93451680

約数和(自身を除く): 61849740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 361, 380, 570, 722, 1083, 1140, 1444, 1459, 1805, 2166, 2918, 3610, 4332, 4377, 5415, 5836, 7220, 7295, 8754, 10830, 14590, 17508, 21660, 21885, 27721, 29180, 43770, 55442, 83163, 87540, 110884, 138605, 166326, 277210, 332652, 415815, 526699, 554420, 831630, 1053398, 1580097, 1663260, 2106796, 2633495, 3160194, 5266990, 6320388, 7900485, 10533980, 15800970, 31601940]

約数ペア:

[(1, 31601940), (2, 15800970), (3, 10533980), (4, 7900485), (5, 6320388), (6, 5266990), (10, 3160194), (12, 2633495), (15, 2106796), (19, 1663260), (20, 1580097), (30, 1053398), (38, 831630), (57, 554420), (60, 526699), (76, 415815), (95, 332652), (114, 277210), (190, 166326), (228, 138605), (285, 110884), (361, 87540), (380, 83163), (570, 55442), (722, 43770), (1083, 29180), (1140, 27721), (1444, 21885), (1459, 21660), (1805, 17508), (2166, 14590), (2918, 10830), (3610, 8754), (4332, 7295), (4377, 7220), (5415, 5836)]