209888904320

素因数分解:

$2^7\times 5^1\times {\mathrm{9931}}^1\times {\mathrm{33023}}^1$

素因数の和:42973

約数の個数: 64

約数和(自身を含む): 501831383040

約数和(自身を除く): 291942478720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 9931, 19862, 33023, 39724, 49655, 66046, 79448, 99310, 132092, 158896, 165115, 198620, 264184, 317792, 330230, 397240, 528368, 635584, 660460, 794480, 1056736, 1271168, 1320920, 1588960, 2113472, 2641840, 3177920, 4226944, 5283680, 6355840, 10567360, 21134720, 327951413, 655902826, 1311805652, 1639757065, 2623611304, 3279514130, 5247222608, 6559028260, 10494445216, 13118056520, 20988890432, 26236113040, 41977780864, 52472226080, 104944452160, 209888904320]

約数ペア:

[(1, 209888904320), (2, 104944452160), (4, 52472226080), (5, 41977780864), (8, 26236113040), (10, 20988890432), (16, 13118056520), (20, 10494445216), (32, 6559028260), (40, 5247222608), (64, 3279514130), (80, 2623611304), (128, 1639757065), (160, 1311805652), (320, 655902826), (640, 327951413), (9931, 21134720), (19862, 10567360), (33023, 6355840), (39724, 5283680), (49655, 4226944), (66046, 3177920), (79448, 2641840), (99310, 2113472), (132092, 1588960), (158896, 1320920), (165115, 1271168), (198620, 1056736), (264184, 794480), (317792, 660460), (330230, 635584), (397240, 528368)]