67902780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{199}}^1$

素因数の和:280

約数の個数: 144

約数和(自身を含む): 214502400

約数和(自身を除く): 146599620

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 47, 55, 60, 66, 94, 110, 121, 132, 141, 165, 188, 199, 220, 235, 242, 282, 330, 363, 398, 470, 484, 517, 564, 597, 605, 660, 705, 726, 796, 940, 995, 1034, 1194, 1210, 1410, 1452, 1551, 1815, 1990, 2068, 2189, 2388, 2420, 2585, 2820, 2985, 3102, 3630, 3980, 4378, 5170, 5687, 5970, 6204, 6567, 7260, 7755, 8756, 9353, 10340, 10945, 11374, 11940, 13134, 15510, 17061, 18706, 21890, 22748, 24079, 26268, 28059, 28435, 31020, 32835, 34122, 37412, 43780, 46765, 48158, 56118, 56870, 65670, 68244, 72237, 85305, 93530, 96316, 102883, 112236, 113740, 120395, 131340, 140295, 144474, 170610, 187060, 205766, 240790, 280590, 288948, 308649, 341220, 361185, 411532, 481580, 514415, 561180, 617298, 722370, 1028830, 1131713, 1234596, 1444740, 1543245, 2057660, 2263426, 3086490, 3395139, 4526852, 5658565, 6172980, 6790278, 11317130, 13580556, 16975695, 22634260, 33951390, 67902780]

約数ペア:

[(1, 67902780), (2, 33951390), (3, 22634260), (4, 16975695), (5, 13580556), (6, 11317130), (10, 6790278), (11, 6172980), (12, 5658565), (15, 4526852), (20, 3395139), (22, 3086490), (30, 2263426), (33, 2057660), (44, 1543245), (47, 1444740), (55, 1234596), (60, 1131713), (66, 1028830), (94, 722370), (110, 617298), (121, 561180), (132, 514415), (141, 481580), (165, 411532), (188, 361185), (199, 341220), (220, 308649), (235, 288948), (242, 280590), (282, 240790), (330, 205766), (363, 187060), (398, 170610), (470, 144474), (484, 140295), (517, 131340), (564, 120395), (597, 113740), (605, 112236), (660, 102883), (705, 96316), (726, 93530), (796, 85305), (940, 72237), (995, 68244), (1034, 65670), (1194, 56870), (1210, 56118), (1410, 48158), (1452, 46765), (1551, 43780), (1815, 37412), (1990, 34122), (2068, 32835), (2189, 31020), (2388, 28435), (2420, 28059), (2585, 26268), (2820, 24079), (2985, 22748), (3102, 21890), (3630, 18706), (3980, 17061), (4378, 15510), (5170, 13134), (5687, 11940), (5970, 11374), (6204, 10945), (6567, 10340), (7260, 9353), (7755, 8756)]