68728212

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{263}}^1$

素因数の和:358

約数の個数: 144

約数和(自身を含む): 214486272

約数和(自身を除く): 145758060

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 28, 34, 36, 42, 51, 61, 63, 68, 84, 102, 119, 122, 126, 153, 183, 204, 238, 244, 252, 263, 306, 357, 366, 427, 476, 526, 549, 612, 714, 732, 789, 854, 1037, 1052, 1071, 1098, 1281, 1428, 1578, 1708, 1841, 2074, 2142, 2196, 2367, 2562, 3111, 3156, 3682, 3843, 4148, 4284, 4471, 4734, 5124, 5523, 6222, 7259, 7364, 7686, 8942, 9333, 9468, 11046, 12444, 13413, 14518, 15372, 16043, 16569, 17884, 18666, 21777, 22092, 26826, 29036, 31297, 32086, 33138, 37332, 40239, 43554, 48129, 53652, 62594, 64172, 65331, 66276, 80478, 87108, 93891, 96258, 112301, 125188, 130662, 144387, 160956, 187782, 192516, 224602, 261324, 272731, 281673, 288774, 336903, 375564, 449204, 545462, 563346, 577548, 673806, 818193, 1010709, 1090924, 1126692, 1347612, 1636386, 1909117, 2021418, 2454579, 3272772, 3818234, 4042836, 4909158, 5727351, 7636468, 9818316, 11454702, 17182053, 22909404, 34364106, 68728212]

約数ペア:

[(1, 68728212), (2, 34364106), (3, 22909404), (4, 17182053), (6, 11454702), (7, 9818316), (9, 7636468), (12, 5727351), (14, 4909158), (17, 4042836), (18, 3818234), (21, 3272772), (28, 2454579), (34, 2021418), (36, 1909117), (42, 1636386), (51, 1347612), (61, 1126692), (63, 1090924), (68, 1010709), (84, 818193), (102, 673806), (119, 577548), (122, 563346), (126, 545462), (153, 449204), (183, 375564), (204, 336903), (238, 288774), (244, 281673), (252, 272731), (263, 261324), (306, 224602), (357, 192516), (366, 187782), (427, 160956), (476, 144387), (526, 130662), (549, 125188), (612, 112301), (714, 96258), (732, 93891), (789, 87108), (854, 80478), (1037, 66276), (1052, 65331), (1071, 64172), (1098, 62594), (1281, 53652), (1428, 48129), (1578, 43554), (1708, 40239), (1841, 37332), (2074, 33138), (2142, 32086), (2196, 31297), (2367, 29036), (2562, 26826), (3111, 22092), (3156, 21777), (3682, 18666), (3843, 17884), (4148, 16569), (4284, 16043), (4471, 15372), (4734, 14518), (5124, 13413), (5523, 12444), (6222, 11046), (7259, 9468), (7364, 9333), (7686, 8942)]