1971243200

素因数分解:

$2^6\times 5^2\times {\mathrm{89}}^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1$

素因数の和:347

約数の個数: 168

約数和(自身を含む): 4988966400

約数和(自身を除く): 3017723200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 89, 100, 109, 127, 160, 178, 200, 218, 254, 320, 356, 400, 436, 445, 508, 545, 635, 712, 800, 872, 890, 1016, 1090, 1270, 1424, 1600, 1744, 1780, 2032, 2180, 2225, 2540, 2725, 2848, 3175, 3488, 3560, 4064, 4360, 4450, 5080, 5450, 5696, 6350, 6976, 7120, 8128, 8720, 8900, 9701, 10160, 10900, 11303, 12700, 13843, 14240, 17440, 17800, 19402, 20320, 21800, 22606, 25400, 27686, 28480, 34880, 35600, 38804, 40640, 43600, 45212, 48505, 50800, 55372, 56515, 69215, 71200, 77608, 87200, 90424, 97010, 101600, 110744, 113030, 138430, 142400, 155216, 174400, 180848, 194020, 203200, 221488, 226060, 242525, 276860, 282575, 310432, 346075, 361696, 388040, 442976, 452120, 485050, 553720, 565150, 620864, 692150, 723392, 776080, 885952, 904240, 970100, 1107440, 1130300, 1232027, 1384300, 1552160, 1808480, 1940200, 2214880, 2260600, 2464054, 2768600, 3104320, 3616960, 3880400, 4429760, 4521200, 4928108, 5537200, 6160135, 7760800, 9042400, 9856216, 11074400, 12320270, 15521600, 18084800, 19712432, 22148800, 24640540, 30800675, 39424864, 49281080, 61601350, 78849728, 98562160, 123202700, 197124320, 246405400, 394248640, 492810800, 985621600, 1971243200]

約数ペア:

[(1, 1971243200), (2, 985621600), (4, 492810800), (5, 394248640), (8, 246405400), (10, 197124320), (16, 123202700), (20, 98562160), (25, 78849728), (32, 61601350), (40, 49281080), (50, 39424864), (64, 30800675), (80, 24640540), (89, 22148800), (100, 19712432), (109, 18084800), (127, 15521600), (160, 12320270), (178, 11074400), (200, 9856216), (218, 9042400), (254, 7760800), (320, 6160135), (356, 5537200), (400, 4928108), (436, 4521200), (445, 4429760), (508, 3880400), (545, 3616960), (635, 3104320), (712, 2768600), (800, 2464054), (872, 2260600), (890, 2214880), (1016, 1940200), (1090, 1808480), (1270, 1552160), (1424, 1384300), (1600, 1232027), (1744, 1130300), (1780, 1107440), (2032, 970100), (2180, 904240), (2225, 885952), (2540, 776080), (2725, 723392), (2848, 692150), (3175, 620864), (3488, 565150), (3560, 553720), (4064, 485050), (4360, 452120), (4450, 442976), (5080, 388040), (5450, 361696), (5696, 346075), (6350, 310432), (6976, 282575), (7120, 276860), (8128, 242525), (8720, 226060), (8900, 221488), (9701, 203200), (10160, 194020), (10900, 180848), (11303, 174400), (12700, 155216), (13843, 142400), (14240, 138430), (17440, 113030), (17800, 110744), (19402, 101600), (20320, 97010), (21800, 90424), (22606, 87200), (25400, 77608), (27686, 71200), (28480, 69215), (34880, 56515), (35600, 55372), (38804, 50800), (40640, 48505), (43600, 45212)]