1490962000

素因数分解:

$2^4\times 5^3\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{101}}^1$

素因数の和:207

約数の個数: 240

約数和(自身を含む): 4067520912

約数和(自身を除く): 2576558912

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 61, 80, 88, 100, 101, 110, 121, 122, 125, 176, 200, 202, 220, 242, 244, 250, 275, 305, 400, 404, 440, 484, 488, 500, 505, 550, 605, 610, 671, 808, 880, 968, 976, 1000, 1010, 1100, 1111, 1210, 1220, 1342, 1375, 1525, 1616, 1936, 2000, 2020, 2200, 2222, 2420, 2440, 2525, 2684, 2750, 3025, 3050, 3355, 4040, 4400, 4444, 4840, 4880, 5050, 5368, 5500, 5555, 6050, 6100, 6161, 6710, 7381, 7625, 8080, 8888, 9680, 10100, 10736, 11000, 11110, 12100, 12200, 12221, 12322, 12625, 13420, 14762, 15125, 15250, 16775, 17776, 20200, 22000, 22220, 24200, 24400, 24442, 24644, 25250, 26840, 27775, 29524, 30250, 30500, 30805, 33550, 36905, 40400, 44440, 48400, 48884, 49288, 50500, 53680, 55550, 59048, 60500, 61000, 61105, 61610, 67100, 67771, 73810, 83875, 88880, 97768, 98576, 101000, 111100, 118096, 121000, 122000, 122210, 123220, 134200, 135542, 138875, 147620, 154025, 167750, 184525, 195536, 202000, 222200, 242000, 244420, 246440, 268400, 271084, 277750, 295240, 305525, 308050, 335500, 338855, 369050, 444400, 488840, 492880, 542168, 555500, 590480, 611050, 616100, 671000, 677710, 738100, 745481, 770125, 922625, 977680, 1084336, 1111000, 1222100, 1232200, 1342000, 1355420, 1476200, 1490962, 1527625, 1540250, 1694275, 1845250, 2222000, 2444200, 2464400, 2710840, 2952400, 2981924, 3055250, 3080500, 3388550, 3690500, 3727405, 4888400, 5421680, 5963848, 6110500, 6161000, 6777100, 7381000, 7454810, 8471375, 11927696, 12221000, 12322000, 13554200, 14762000, 14909620, 16942750, 18637025, 24442000, 27108400, 29819240, 33885500, 37274050, 59638480, 67771000, 74548100, 93185125, 135542000, 149096200, 186370250, 298192400, 372740500, 745481000, 1490962000]

約数ペア:

[(1, 1490962000), (2, 745481000), (4, 372740500), (5, 298192400), (8, 186370250), (10, 149096200), (11, 135542000), (16, 93185125), (20, 74548100), (22, 67771000), (25, 59638480), (40, 37274050), (44, 33885500), (50, 29819240), (55, 27108400), (61, 24442000), (80, 18637025), (88, 16942750), (100, 14909620), (101, 14762000), (110, 13554200), (121, 12322000), (122, 12221000), (125, 11927696), (176, 8471375), (200, 7454810), (202, 7381000), (220, 6777100), (242, 6161000), (244, 6110500), (250, 5963848), (275, 5421680), (305, 4888400), (400, 3727405), (404, 3690500), (440, 3388550), (484, 3080500), (488, 3055250), (500, 2981924), (505, 2952400), (550, 2710840), (605, 2464400), (610, 2444200), (671, 2222000), (808, 1845250), (880, 1694275), (968, 1540250), (976, 1527625), (1000, 1490962), (1010, 1476200), (1100, 1355420), (1111, 1342000), (1210, 1232200), (1220, 1222100), (1342, 1111000), (1375, 1084336), (1525, 977680), (1616, 922625), (1936, 770125), (2000, 745481), (2020, 738100), (2200, 677710), (2222, 671000), (2420, 616100), (2440, 611050), (2525, 590480), (2684, 555500), (2750, 542168), (3025, 492880), (3050, 488840), (3355, 444400), (4040, 369050), (4400, 338855), (4444, 335500), (4840, 308050), (4880, 305525), (5050, 295240), (5368, 277750), (5500, 271084), (5555, 268400), (6050, 246440), (6100, 244420), (6161, 242000), (6710, 222200), (7381, 202000), (7625, 195536), (8080, 184525), (8888, 167750), (9680, 154025), (10100, 147620), (10736, 138875), (11000, 135542), (11110, 134200), (12100, 123220), (12200, 122210), (12221, 122000), (12322, 121000), (12625, 118096), (13420, 111100), (14762, 101000), (15125, 98576), (15250, 97768), (16775, 88880), (17776, 83875), (20200, 73810), (22000, 67771), (22220, 67100), (24200, 61610), (24400, 61105), (24442, 61000), (24644, 60500), (25250, 59048), (26840, 55550), (27775, 53680), (29524, 50500), (30250, 49288), (30500, 48884), (30805, 48400), (33550, 44440), (36905, 40400)]