290361240

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{20681}}^1$

素因数の和:20714

約数の個数: 128

約数和(自身を含む): 1042372800

約数和(自身を除く): 752011560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 72, 78, 90, 104, 108, 117, 120, 130, 135, 156, 180, 195, 216, 234, 260, 270, 312, 351, 360, 390, 468, 520, 540, 585, 702, 780, 936, 1080, 1170, 1404, 1560, 1755, 2340, 2808, 3510, 4680, 7020, 14040, 20681, 41362, 62043, 82724, 103405, 124086, 165448, 186129, 206810, 248172, 268853, 310215, 372258, 413620, 496344, 537706, 558387, 620430, 744516, 806559, 827240, 930645, 1075412, 1116774, 1240860, 1344265, 1489032, 1613118, 1861290, 2150824, 2233548, 2419677, 2481720, 2688530, 2791935, 3226236, 3722580, 4032795, 4467096, 4839354, 5377060, 5583870, 6452472, 7259031, 7445160, 8065590, 9678708, 10754120, 11167740, 12098385, 14518062, 16131180, 19357416, 22335480, 24196770, 29036124, 32262360, 36295155, 48393540, 58072248, 72590310, 96787080, 145180620, 290361240]

約数ペア:

[(1, 290361240), (2, 145180620), (3, 96787080), (4, 72590310), (5, 58072248), (6, 48393540), (8, 36295155), (9, 32262360), (10, 29036124), (12, 24196770), (13, 22335480), (15, 19357416), (18, 16131180), (20, 14518062), (24, 12098385), (26, 11167740), (27, 10754120), (30, 9678708), (36, 8065590), (39, 7445160), (40, 7259031), (45, 6452472), (52, 5583870), (54, 5377060), (60, 4839354), (65, 4467096), (72, 4032795), (78, 3722580), (90, 3226236), (104, 2791935), (108, 2688530), (117, 2481720), (120, 2419677), (130, 2233548), (135, 2150824), (156, 1861290), (180, 1613118), (195, 1489032), (216, 1344265), (234, 1240860), (260, 1116774), (270, 1075412), (312, 930645), (351, 827240), (360, 806559), (390, 744516), (468, 620430), (520, 558387), (540, 537706), (585, 496344), (702, 413620), (780, 372258), (936, 310215), (1080, 268853), (1170, 248172), (1404, 206810), (1560, 186129), (1755, 165448), (2340, 124086), (2808, 103405), (3510, 82724), (4680, 62043), (7020, 41362), (14040, 20681)]