87471720

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{337}}^1$

素因数の和:464

約数の個数: 192

約数和(自身を含む): 329022720

約数和(自身を除く): 241551000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 103, 105, 120, 126, 140, 168, 180, 206, 210, 252, 280, 309, 315, 337, 360, 412, 420, 504, 515, 618, 630, 674, 721, 824, 840, 927, 1011, 1030, 1236, 1260, 1348, 1442, 1545, 1685, 1854, 2022, 2060, 2163, 2359, 2472, 2520, 2696, 2884, 3033, 3090, 3370, 3605, 3708, 4044, 4120, 4326, 4635, 4718, 5055, 5768, 6066, 6180, 6489, 6740, 7077, 7210, 7416, 8088, 8652, 9270, 9436, 10110, 10815, 11795, 12132, 12360, 12978, 13480, 14154, 14420, 15165, 17304, 18540, 18872, 20220, 21231, 21630, 23590, 24264, 25956, 28308, 28840, 30330, 32445, 34711, 35385, 37080, 40440, 42462, 43260, 47180, 51912, 56616, 60660, 64890, 69422, 70770, 84924, 86520, 94360, 104133, 106155, 121320, 129780, 138844, 141540, 169848, 173555, 208266, 212310, 242977, 259560, 277688, 283080, 312399, 347110, 416532, 424620, 485954, 520665, 624798, 694220, 728931, 833064, 849240, 971908, 1041330, 1214885, 1249596, 1388440, 1457862, 1561995, 1943816, 2082660, 2186793, 2429770, 2499192, 2915724, 3123990, 3644655, 4165320, 4373586, 4859540, 5831448, 6247980, 7289310, 8747172, 9719080, 10933965, 12495960, 14578620, 17494344, 21867930, 29157240, 43735860, 87471720]

約数ペア:

[(1, 87471720), (2, 43735860), (3, 29157240), (4, 21867930), (5, 17494344), (6, 14578620), (7, 12495960), (8, 10933965), (9, 9719080), (10, 8747172), (12, 7289310), (14, 6247980), (15, 5831448), (18, 4859540), (20, 4373586), (21, 4165320), (24, 3644655), (28, 3123990), (30, 2915724), (35, 2499192), (36, 2429770), (40, 2186793), (42, 2082660), (45, 1943816), (56, 1561995), (60, 1457862), (63, 1388440), (70, 1249596), (72, 1214885), (84, 1041330), (90, 971908), (103, 849240), (105, 833064), (120, 728931), (126, 694220), (140, 624798), (168, 520665), (180, 485954), (206, 424620), (210, 416532), (252, 347110), (280, 312399), (309, 283080), (315, 277688), (337, 259560), (360, 242977), (412, 212310), (420, 208266), (504, 173555), (515, 169848), (618, 141540), (630, 138844), (674, 129780), (721, 121320), (824, 106155), (840, 104133), (927, 94360), (1011, 86520), (1030, 84924), (1236, 70770), (1260, 69422), (1348, 64890), (1442, 60660), (1545, 56616), (1685, 51912), (1854, 47180), (2022, 43260), (2060, 42462), (2163, 40440), (2359, 37080), (2472, 35385), (2520, 34711), (2696, 32445), (2884, 30330), (3033, 28840), (3090, 28308), (3370, 25956), (3605, 24264), (3708, 23590), (4044, 21630), (4120, 21231), (4326, 20220), (4635, 18872), (4718, 18540), (5055, 17304), (5768, 15165), (6066, 14420), (6180, 14154), (6489, 13480), (6740, 12978), (7077, 12360), (7210, 12132), (7416, 11795), (8088, 10815), (8652, 10110), (9270, 9436)]