205075920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{122069}}^1$

素因数の和:122092

約数の個数: 80

約数和(自身を含む): 726560640

約数和(自身を除く): 521484720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 122069, 244138, 366207, 488276, 610345, 732414, 854483, 976552, 1220690, 1464828, 1708966, 1831035, 1953104, 2441380, 2563449, 2929656, 3417932, 3662070, 4272415, 4882760, 5126898, 5859312, 6835864, 7324140, 8544830, 9765520, 10253796, 12817245, 13671728, 14648280, 17089660, 20507592, 25634490, 29296560, 34179320, 41015184, 51268980, 68358640, 102537960, 205075920]

約数ペア:

[(1, 205075920), (2, 102537960), (3, 68358640), (4, 51268980), (5, 41015184), (6, 34179320), (7, 29296560), (8, 25634490), (10, 20507592), (12, 17089660), (14, 14648280), (15, 13671728), (16, 12817245), (20, 10253796), (21, 9765520), (24, 8544830), (28, 7324140), (30, 6835864), (35, 5859312), (40, 5126898), (42, 4882760), (48, 4272415), (56, 3662070), (60, 3417932), (70, 2929656), (80, 2563449), (84, 2441380), (105, 1953104), (112, 1831035), (120, 1708966), (140, 1464828), (168, 1220690), (210, 976552), (240, 854483), (280, 732414), (336, 610345), (420, 488276), (560, 366207), (840, 244138), (1680, 122069)]