279408420

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{109}}^1$

素因数の和:275

約数の個数: 192

約数和(自身を含む): 904780800

約数和(自身を除く): 625372380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 47, 54, 60, 90, 94, 101, 108, 109, 135, 141, 180, 188, 202, 218, 235, 270, 282, 303, 327, 404, 423, 436, 470, 505, 540, 545, 564, 606, 654, 705, 846, 909, 940, 981, 1010, 1090, 1212, 1269, 1308, 1410, 1515, 1635, 1692, 1818, 1962, 2020, 2115, 2180, 2538, 2727, 2820, 2943, 3030, 3270, 3636, 3924, 4230, 4545, 4747, 4905, 5076, 5123, 5454, 5886, 6060, 6345, 6540, 8460, 9090, 9494, 9810, 10246, 10908, 11009, 11772, 12690, 13635, 14241, 14715, 15369, 18180, 18988, 19620, 20492, 22018, 23735, 25380, 25615, 27270, 28482, 29430, 30738, 33027, 42723, 44036, 46107, 47470, 51230, 54540, 55045, 56964, 58860, 61476, 66054, 71205, 76845, 85446, 92214, 94940, 99081, 102460, 110090, 128169, 132108, 138321, 142410, 153690, 165135, 170892, 184428, 198162, 213615, 220180, 230535, 256338, 276642, 284820, 297243, 307380, 330270, 396324, 427230, 461070, 495405, 512676, 517423, 553284, 594486, 640845, 660540, 691605, 854460, 922140, 990810, 1034846, 1188972, 1281690, 1383210, 1486215, 1552269, 1981620, 2069692, 2563380, 2587115, 2766420, 2972430, 3104538, 4656807, 5174230, 5944860, 6209076, 7761345, 9313614, 10348460, 13970421, 15522690, 18627228, 23284035, 27940842, 31045380, 46568070, 55881684, 69852105, 93136140, 139704210, 279408420]

約数ペア:

[(1, 279408420), (2, 139704210), (3, 93136140), (4, 69852105), (5, 55881684), (6, 46568070), (9, 31045380), (10, 27940842), (12, 23284035), (15, 18627228), (18, 15522690), (20, 13970421), (27, 10348460), (30, 9313614), (36, 7761345), (45, 6209076), (47, 5944860), (54, 5174230), (60, 4656807), (90, 3104538), (94, 2972430), (101, 2766420), (108, 2587115), (109, 2563380), (135, 2069692), (141, 1981620), (180, 1552269), (188, 1486215), (202, 1383210), (218, 1281690), (235, 1188972), (270, 1034846), (282, 990810), (303, 922140), (327, 854460), (404, 691605), (423, 660540), (436, 640845), (470, 594486), (505, 553284), (540, 517423), (545, 512676), (564, 495405), (606, 461070), (654, 427230), (705, 396324), (846, 330270), (909, 307380), (940, 297243), (981, 284820), (1010, 276642), (1090, 256338), (1212, 230535), (1269, 220180), (1308, 213615), (1410, 198162), (1515, 184428), (1635, 170892), (1692, 165135), (1818, 153690), (1962, 142410), (2020, 138321), (2115, 132108), (2180, 128169), (2538, 110090), (2727, 102460), (2820, 99081), (2943, 94940), (3030, 92214), (3270, 85446), (3636, 76845), (3924, 71205), (4230, 66054), (4545, 61476), (4747, 58860), (4905, 56964), (5076, 55045), (5123, 54540), (5454, 51230), (5886, 47470), (6060, 46107), (6345, 44036), (6540, 42723), (8460, 33027), (9090, 30738), (9494, 29430), (9810, 28482), (10246, 27270), (10908, 25615), (11009, 25380), (11772, 23735), (12690, 22018), (13635, 20492), (14241, 19620), (14715, 18988), (15369, 18180)]