203996800

素因数分解:

$2^7\times 5^2\times 7^2\times {\mathrm{1301}}^1$

素因数の和:1339

約数の個数: 144

約数和(自身を含む): 586661670

約数和(自身を除く): 382664870

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 56, 64, 70, 80, 98, 100, 112, 128, 140, 160, 175, 196, 200, 224, 245, 280, 320, 350, 392, 400, 448, 490, 560, 640, 700, 784, 800, 896, 980, 1120, 1225, 1301, 1400, 1568, 1600, 1960, 2240, 2450, 2602, 2800, 3136, 3200, 3920, 4480, 4900, 5204, 5600, 6272, 6505, 7840, 9107, 9800, 10408, 11200, 13010, 15680, 18214, 19600, 20816, 22400, 26020, 31360, 32525, 36428, 39200, 41632, 45535, 52040, 63749, 65050, 72856, 78400, 83264, 91070, 104080, 127498, 130100, 145712, 156800, 166528, 182140, 208160, 227675, 254996, 260200, 291424, 318745, 364280, 416320, 455350, 509992, 520400, 582848, 637490, 728560, 832640, 910700, 1019984, 1040800, 1165696, 1274980, 1457120, 1593725, 1821400, 2039968, 2081600, 2549960, 2914240, 3187450, 3642800, 4079936, 4163200, 5099920, 5828480, 6374900, 7285600, 8159872, 10199840, 12749800, 14571200, 20399680, 25499600, 29142400, 40799360, 50999200, 101998400, 203996800]

約数ペア:

[(1, 203996800), (2, 101998400), (4, 50999200), (5, 40799360), (7, 29142400), (8, 25499600), (10, 20399680), (14, 14571200), (16, 12749800), (20, 10199840), (25, 8159872), (28, 7285600), (32, 6374900), (35, 5828480), (40, 5099920), (49, 4163200), (50, 4079936), (56, 3642800), (64, 3187450), (70, 2914240), (80, 2549960), (98, 2081600), (100, 2039968), (112, 1821400), (128, 1593725), (140, 1457120), (160, 1274980), (175, 1165696), (196, 1040800), (200, 1019984), (224, 910700), (245, 832640), (280, 728560), (320, 637490), (350, 582848), (392, 520400), (400, 509992), (448, 455350), (490, 416320), (560, 364280), (640, 318745), (700, 291424), (784, 260200), (800, 254996), (896, 227675), (980, 208160), (1120, 182140), (1225, 166528), (1301, 156800), (1400, 145712), (1568, 130100), (1600, 127498), (1960, 104080), (2240, 91070), (2450, 83264), (2602, 78400), (2800, 72856), (3136, 65050), (3200, 63749), (3920, 52040), (4480, 45535), (4900, 41632), (5204, 39200), (5600, 36428), (6272, 32525), (6505, 31360), (7840, 26020), (9107, 22400), (9800, 20816), (10408, 19600), (11200, 18214), (13010, 15680)]