200389960

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1$

素因数の和:239

約数の個数: 128

約数和(自身を含む): 498960000

約数和(自身を除く): 298570040

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 41, 59, 76, 82, 95, 109, 118, 152, 164, 190, 205, 218, 236, 295, 328, 380, 410, 436, 472, 545, 590, 760, 779, 820, 872, 1090, 1121, 1180, 1558, 1640, 2071, 2180, 2242, 2360, 2419, 3116, 3895, 4142, 4360, 4469, 4484, 4838, 5605, 6232, 6431, 7790, 8284, 8938, 8968, 9676, 10355, 11210, 12095, 12862, 15580, 16568, 17876, 19352, 20710, 22345, 22420, 24190, 25724, 31160, 32155, 35752, 41420, 44690, 44840, 45961, 48380, 51448, 64310, 82840, 84911, 89380, 91922, 96760, 122189, 128620, 169822, 178760, 183844, 229805, 244378, 257240, 263671, 339644, 367688, 424555, 459610, 488756, 527342, 610945, 679288, 849110, 919220, 977512, 1054684, 1221890, 1318355, 1698220, 1838440, 2109368, 2443780, 2636710, 3396440, 4887560, 5009749, 5273420, 10019498, 10546840, 20038996, 25048745, 40077992, 50097490, 100194980, 200389960]

約数ペア:

[(1, 200389960), (2, 100194980), (4, 50097490), (5, 40077992), (8, 25048745), (10, 20038996), (19, 10546840), (20, 10019498), (38, 5273420), (40, 5009749), (41, 4887560), (59, 3396440), (76, 2636710), (82, 2443780), (95, 2109368), (109, 1838440), (118, 1698220), (152, 1318355), (164, 1221890), (190, 1054684), (205, 977512), (218, 919220), (236, 849110), (295, 679288), (328, 610945), (380, 527342), (410, 488756), (436, 459610), (472, 424555), (545, 367688), (590, 339644), (760, 263671), (779, 257240), (820, 244378), (872, 229805), (1090, 183844), (1121, 178760), (1180, 169822), (1558, 128620), (1640, 122189), (2071, 96760), (2180, 91922), (2242, 89380), (2360, 84911), (2419, 82840), (3116, 64310), (3895, 51448), (4142, 48380), (4360, 45961), (4469, 44840), (4484, 44690), (4838, 41420), (5605, 35752), (6232, 32155), (6431, 31160), (7790, 25724), (8284, 24190), (8938, 22420), (8968, 22345), (9676, 20710), (10355, 19352), (11210, 17876), (12095, 16568), (12862, 15580)]