320469240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29347}}^1$

素因数の和:29381

約数の個数: 128

約数和(自身を含む): 1183311360

約数和(自身を除く): 862842120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 182, 195, 210, 260, 273, 280, 312, 364, 390, 420, 455, 520, 546, 728, 780, 840, 910, 1092, 1365, 1560, 1820, 2184, 2730, 3640, 5460, 10920, 29347, 58694, 88041, 117388, 146735, 176082, 205429, 234776, 293470, 352164, 381511, 410858, 440205, 586940, 616287, 704328, 763022, 821716, 880410, 1027145, 1144533, 1173880, 1232574, 1526044, 1643432, 1760820, 1907555, 2054290, 2289066, 2465148, 2670577, 3052088, 3081435, 3521640, 3815110, 4108580, 4578132, 4930296, 5341154, 5722665, 6162870, 7630220, 8011731, 8217160, 9156264, 10682308, 11445330, 12325740, 13352885, 15260440, 16023462, 21364616, 22890660, 24651480, 26705770, 32046924, 40058655, 45781320, 53411540, 64093848, 80117310, 106823080, 160234620, 320469240]

約数ペア:

[(1, 320469240), (2, 160234620), (3, 106823080), (4, 80117310), (5, 64093848), (6, 53411540), (7, 45781320), (8, 40058655), (10, 32046924), (12, 26705770), (13, 24651480), (14, 22890660), (15, 21364616), (20, 16023462), (21, 15260440), (24, 13352885), (26, 12325740), (28, 11445330), (30, 10682308), (35, 9156264), (39, 8217160), (40, 8011731), (42, 7630220), (52, 6162870), (56, 5722665), (60, 5341154), (65, 4930296), (70, 4578132), (78, 4108580), (84, 3815110), (91, 3521640), (104, 3081435), (105, 3052088), (120, 2670577), (130, 2465148), (140, 2289066), (156, 2054290), (168, 1907555), (182, 1760820), (195, 1643432), (210, 1526044), (260, 1232574), (273, 1173880), (280, 1144533), (312, 1027145), (364, 880410), (390, 821716), (420, 763022), (455, 704328), (520, 616287), (546, 586940), (728, 440205), (780, 410858), (840, 381511), (910, 352164), (1092, 293470), (1365, 234776), (1560, 205429), (1820, 176082), (2184, 146735), (2730, 117388), (3640, 88041), (5460, 58694), (10920, 29347)]