71881056

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{263}}^1$

素因数の和:365

約数の個数: 144

約数和(自身を含む): 223999776

約数和(自身を除く): 152118720

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 72, 73, 78, 96, 104, 117, 144, 146, 156, 208, 219, 234, 263, 288, 292, 312, 416, 438, 468, 526, 584, 624, 657, 789, 876, 936, 949, 1052, 1168, 1248, 1314, 1578, 1752, 1872, 1898, 2104, 2336, 2367, 2628, 2847, 3156, 3419, 3504, 3744, 3796, 4208, 4734, 5256, 5694, 6312, 6838, 7008, 7592, 8416, 8541, 9468, 10257, 10512, 11388, 12624, 13676, 15184, 17082, 18936, 19199, 20514, 21024, 22776, 25248, 27352, 30368, 30771, 34164, 37872, 38398, 41028, 45552, 54704, 57597, 61542, 68328, 75744, 76796, 82056, 91104, 109408, 115194, 123084, 136656, 153592, 164112, 172791, 230388, 246168, 249587, 273312, 307184, 328224, 345582, 460776, 492336, 499174, 614368, 691164, 748761, 921552, 984672, 998348, 1382328, 1497522, 1843104, 1996696, 2246283, 2764656, 2995044, 3993392, 4492566, 5529312, 5990088, 7986784, 8985132, 11980176, 17970264, 23960352, 35940528, 71881056]

約数ペア:

[(1, 71881056), (2, 35940528), (3, 23960352), (4, 17970264), (6, 11980176), (8, 8985132), (9, 7986784), (12, 5990088), (13, 5529312), (16, 4492566), (18, 3993392), (24, 2995044), (26, 2764656), (32, 2246283), (36, 1996696), (39, 1843104), (48, 1497522), (52, 1382328), (72, 998348), (73, 984672), (78, 921552), (96, 748761), (104, 691164), (117, 614368), (144, 499174), (146, 492336), (156, 460776), (208, 345582), (219, 328224), (234, 307184), (263, 273312), (288, 249587), (292, 246168), (312, 230388), (416, 172791), (438, 164112), (468, 153592), (526, 136656), (584, 123084), (624, 115194), (657, 109408), (789, 91104), (876, 82056), (936, 76796), (949, 75744), (1052, 68328), (1168, 61542), (1248, 57597), (1314, 54704), (1578, 45552), (1752, 41028), (1872, 38398), (1898, 37872), (2104, 34164), (2336, 30771), (2367, 30368), (2628, 27352), (2847, 25248), (3156, 22776), (3419, 21024), (3504, 20514), (3744, 19199), (3796, 18936), (4208, 17082), (4734, 15184), (5256, 13676), (5694, 12624), (6312, 11388), (6838, 10512), (7008, 10257), (7592, 9468), (8416, 8541)]