1581180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{73}}^1$

素因数の和:123

約数の個数: 72

約数和(自身を含む): 4736592

約数和(自身を除く): 3155412

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 73, 76, 95, 114, 146, 190, 219, 228, 285, 292, 361, 365, 380, 438, 570, 722, 730, 876, 1083, 1095, 1140, 1387, 1444, 1460, 1805, 2166, 2190, 2774, 3610, 4161, 4332, 4380, 5415, 5548, 6935, 7220, 8322, 10830, 13870, 16644, 20805, 21660, 26353, 27740, 41610, 52706, 79059, 83220, 105412, 131765, 158118, 263530, 316236, 395295, 527060, 790590, 1581180]

約数ペア:

[(1, 1581180), (2, 790590), (3, 527060), (4, 395295), (5, 316236), (6, 263530), (10, 158118), (12, 131765), (15, 105412), (19, 83220), (20, 79059), (30, 52706), (38, 41610), (57, 27740), (60, 26353), (73, 21660), (76, 20805), (95, 16644), (114, 13870), (146, 10830), (190, 8322), (219, 7220), (228, 6935), (285, 5548), (292, 5415), (361, 4380), (365, 4332), (380, 4161), (438, 3610), (570, 2774), (722, 2190), (730, 2166), (876, 1805), (1083, 1460), (1095, 1444), (1140, 1387)]