199846240

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{419}}^1$

素因数の和:716

約数の個数: 96

約数和(自身を含む): 518192640

約数和(自身を除く): 318346400

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 271, 352, 419, 440, 542, 838, 880, 1084, 1355, 1676, 1760, 2095, 2168, 2710, 2981, 3352, 4190, 4336, 4609, 5420, 5962, 6704, 8380, 8672, 9218, 10840, 11924, 13408, 14905, 16760, 18436, 21680, 23045, 23848, 29810, 33520, 36872, 43360, 46090, 47696, 59620, 67040, 73744, 92180, 95392, 113549, 119240, 147488, 184360, 227098, 238480, 368720, 454196, 476960, 567745, 737440, 908392, 1135490, 1249039, 1816784, 2270980, 2498078, 3633568, 4541960, 4996156, 6245195, 9083920, 9992312, 12490390, 18167840, 19984624, 24980780, 39969248, 49961560, 99923120, 199846240]

約数ペア:

[(1, 199846240), (2, 99923120), (4, 49961560), (5, 39969248), (8, 24980780), (10, 19984624), (11, 18167840), (16, 12490390), (20, 9992312), (22, 9083920), (32, 6245195), (40, 4996156), (44, 4541960), (55, 3633568), (80, 2498078), (88, 2270980), (110, 1816784), (160, 1249039), (176, 1135490), (220, 908392), (271, 737440), (352, 567745), (419, 476960), (440, 454196), (542, 368720), (838, 238480), (880, 227098), (1084, 184360), (1355, 147488), (1676, 119240), (1760, 113549), (2095, 95392), (2168, 92180), (2710, 73744), (2981, 67040), (3352, 59620), (4190, 47696), (4336, 46090), (4609, 43360), (5420, 36872), (5962, 33520), (6704, 29810), (8380, 23848), (8672, 23045), (9218, 21680), (10840, 18436), (11924, 16760), (13408, 14905)]