1999744992

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{277}}^1\times {\mathrm{3581}}^1$

素因数の和:3881

約数の個数: 144

約数和(自身を含む): 6524455392

約数和(自身を除く): 4524710400

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 277, 288, 336, 504, 554, 672, 831, 1008, 1108, 1662, 1939, 2016, 2216, 2493, 3324, 3581, 3878, 4432, 4986, 5817, 6648, 7162, 7756, 8864, 9972, 10743, 11634, 13296, 14324, 15512, 17451, 19944, 21486, 23268, 25067, 26592, 28648, 31024, 32229, 34902, 39888, 42972, 46536, 50134, 57296, 62048, 64458, 69804, 75201, 79776, 85944, 93072, 100268, 114592, 128916, 139608, 150402, 171888, 186144, 200536, 225603, 257832, 279216, 300804, 343776, 401072, 451206, 515664, 558432, 601608, 802144, 902412, 991937, 1031328, 1203216, 1804824, 1983874, 2406432, 2975811, 3609648, 3967748, 5951622, 6943559, 7219296, 7935496, 8927433, 11903244, 13887118, 15870992, 17854866, 20830677, 23806488, 27774236, 31741984, 35709732, 41661354, 47612976, 55548472, 62492031, 71419464, 83322708, 95225952, 111096944, 124984062, 142838928, 166645416, 222193888, 249968124, 285677856, 333290832, 499936248, 666581664, 999872496, 1999744992]

約数ペア:

[(1, 1999744992), (2, 999872496), (3, 666581664), (4, 499936248), (6, 333290832), (7, 285677856), (8, 249968124), (9, 222193888), (12, 166645416), (14, 142838928), (16, 124984062), (18, 111096944), (21, 95225952), (24, 83322708), (28, 71419464), (32, 62492031), (36, 55548472), (42, 47612976), (48, 41661354), (56, 35709732), (63, 31741984), (72, 27774236), (84, 23806488), (96, 20830677), (112, 17854866), (126, 15870992), (144, 13887118), (168, 11903244), (224, 8927433), (252, 7935496), (277, 7219296), (288, 6943559), (336, 5951622), (504, 3967748), (554, 3609648), (672, 2975811), (831, 2406432), (1008, 1983874), (1108, 1804824), (1662, 1203216), (1939, 1031328), (2016, 991937), (2216, 902412), (2493, 802144), (3324, 601608), (3581, 558432), (3878, 515664), (4432, 451206), (4986, 401072), (5817, 343776), (6648, 300804), (7162, 279216), (7756, 257832), (8864, 225603), (9972, 200536), (10743, 186144), (11634, 171888), (13296, 150402), (14324, 139608), (15512, 128916), (17451, 114592), (19944, 100268), (21486, 93072), (23268, 85944), (25067, 79776), (26592, 75201), (28648, 69804), (31024, 64458), (32229, 62048), (34902, 57296), (39888, 50134), (42972, 46536)]