291485880

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{1123}}^1$

素因数の和:1250

約数の個数: 192

約数和(自身を含む): 1094146560

約数和(自身を除く): 802660680

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, 360, 412, 420, 504, 515, 618, 630, 721, 824, 840, 927, 1030, 1123, 1236, 1260, 1442, 1545, 1854, 2060, 2163, 2246, 2472, 2520, 2884, 3090, 3369, 3605, 3708, 4120, 4326, 4492, 4635, 5615, 5768, 6180, 6489, 6738, 7210, 7416, 7861, 8652, 8984, 9270, 10107, 10815, 11230, 12360, 12978, 13476, 14420, 15722, 16845, 17304, 18540, 20214, 21630, 22460, 23583, 25956, 26952, 28840, 31444, 32445, 33690, 37080, 39305, 40428, 43260, 44920, 47166, 50535, 51912, 62888, 64890, 67380, 70749, 78610, 80856, 86520, 94332, 101070, 115669, 117915, 129780, 134760, 141498, 157220, 188664, 202140, 231338, 235830, 259560, 282996, 314440, 347007, 353745, 404280, 462676, 471660, 565992, 578345, 694014, 707490, 809683, 925352, 943320, 1041021, 1156690, 1388028, 1414980, 1619366, 1735035, 2082042, 2313380, 2429049, 2776056, 2829960, 3238732, 3470070, 4048415, 4164084, 4626760, 4858098, 5205105, 6477464, 6940140, 7287147, 8096830, 8328168, 9716196, 10410210, 12145245, 13880280, 14574294, 16193660, 19432392, 20820420, 24290490, 29148588, 32387320, 36435735, 41640840, 48580980, 58297176, 72871470, 97161960, 145742940, 291485880]

約数ペア:

[(1, 291485880), (2, 145742940), (3, 97161960), (4, 72871470), (5, 58297176), (6, 48580980), (7, 41640840), (8, 36435735), (9, 32387320), (10, 29148588), (12, 24290490), (14, 20820420), (15, 19432392), (18, 16193660), (20, 14574294), (21, 13880280), (24, 12145245), (28, 10410210), (30, 9716196), (35, 8328168), (36, 8096830), (40, 7287147), (42, 6940140), (45, 6477464), (56, 5205105), (60, 4858098), (63, 4626760), (70, 4164084), (72, 4048415), (84, 3470070), (90, 3238732), (103, 2829960), (105, 2776056), (120, 2429049), (126, 2313380), (140, 2082042), (168, 1735035), (180, 1619366), (206, 1414980), (210, 1388028), (252, 1156690), (280, 1041021), (309, 943320), (315, 925352), (360, 809683), (412, 707490), (420, 694014), (504, 578345), (515, 565992), (618, 471660), (630, 462676), (721, 404280), (824, 353745), (840, 347007), (927, 314440), (1030, 282996), (1123, 259560), (1236, 235830), (1260, 231338), (1442, 202140), (1545, 188664), (1854, 157220), (2060, 141498), (2163, 134760), (2246, 129780), (2472, 117915), (2520, 115669), (2884, 101070), (3090, 94332), (3369, 86520), (3605, 80856), (3708, 78610), (4120, 70749), (4326, 67380), (4492, 64890), (4635, 62888), (5615, 51912), (5768, 50535), (6180, 47166), (6489, 44920), (6738, 43260), (7210, 40428), (7416, 39305), (7861, 37080), (8652, 33690), (8984, 32445), (9270, 31444), (10107, 28840), (10815, 26952), (11230, 25956), (12360, 23583), (12978, 22460), (13476, 21630), (14420, 20214), (15722, 18540), (16845, 17304)]