1631974400

素因数分解:

$2^{10}\times 5^2\times 7^2\times {\mathrm{1301}}^1$

素因数の和:1345

約数の個数: 198

約数和(自身を含む): 4709397798

約数和(自身を除く): 3077423398

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, 256, 280, 320, 350, 392, 400, 448, 490, 512, 560, 640, 700, 784, 800, 896, 980, 1024, 1120, 1225, 1280, 1301, 1400, 1568, 1600, 1792, 1960, 2240, 2450, 2560, 2602, 2800, 3136, 3200, 3584, 3920, 4480, 4900, 5120, 5204, 5600, 6272, 6400, 6505, 7168, 7840, 8960, 9107, 9800, 10408, 11200, 12544, 12800, 13010, 15680, 17920, 18214, 19600, 20816, 22400, 25088, 25600, 26020, 31360, 32525, 35840, 36428, 39200, 41632, 44800, 45535, 50176, 52040, 62720, 63749, 65050, 72856, 78400, 83264, 89600, 91070, 104080, 125440, 127498, 130100, 145712, 156800, 166528, 179200, 182140, 208160, 227675, 250880, 254996, 260200, 291424, 313600, 318745, 333056, 364280, 416320, 455350, 509992, 520400, 582848, 627200, 637490, 666112, 728560, 832640, 910700, 1019984, 1040800, 1165696, 1254400, 1274980, 1332224, 1457120, 1593725, 1665280, 1821400, 2039968, 2081600, 2331392, 2549960, 2914240, 3187450, 3330560, 3642800, 4079936, 4163200, 4662784, 5099920, 5828480, 6374900, 6661120, 7285600, 8159872, 8326400, 9325568, 10199840, 11656960, 12749800, 14571200, 16319744, 16652800, 20399680, 23313920, 25499600, 29142400, 32639488, 33305600, 40799360, 46627840, 50999200, 58284800, 65278976, 81598720, 101998400, 116569600, 163197440, 203996800, 233139200, 326394880, 407993600, 815987200, 1631974400]

約数ペア:

[(1, 1631974400), (2, 815987200), (4, 407993600), (5, 326394880), (7, 233139200), (8, 203996800), (10, 163197440), (14, 116569600), (16, 101998400), (20, 81598720), (25, 65278976), (28, 58284800), (32, 50999200), (35, 46627840), (40, 40799360), (49, 33305600), (50, 32639488), (56, 29142400), (64, 25499600), (70, 23313920), (80, 20399680), (98, 16652800), (100, 16319744), (112, 14571200), (128, 12749800), (140, 11656960), (160, 10199840), (175, 9325568), (196, 8326400), (200, 8159872), (224, 7285600), (245, 6661120), (256, 6374900), (280, 5828480), (320, 5099920), (350, 4662784), (392, 4163200), (400, 4079936), (448, 3642800), (490, 3330560), (512, 3187450), (560, 2914240), (640, 2549960), (700, 2331392), (784, 2081600), (800, 2039968), (896, 1821400), (980, 1665280), (1024, 1593725), (1120, 1457120), (1225, 1332224), (1280, 1274980), (1301, 1254400), (1400, 1165696), (1568, 1040800), (1600, 1019984), (1792, 910700), (1960, 832640), (2240, 728560), (2450, 666112), (2560, 637490), (2602, 627200), (2800, 582848), (3136, 520400), (3200, 509992), (3584, 455350), (3920, 416320), (4480, 364280), (4900, 333056), (5120, 318745), (5204, 313600), (5600, 291424), (6272, 260200), (6400, 254996), (6505, 250880), (7168, 227675), (7840, 208160), (8960, 182140), (9107, 179200), (9800, 166528), (10408, 156800), (11200, 145712), (12544, 130100), (12800, 127498), (13010, 125440), (15680, 104080), (17920, 91070), (18214, 89600), (19600, 83264), (20816, 78400), (22400, 72856), (25088, 65050), (25600, 63749), (26020, 62720), (31360, 52040), (32525, 50176), (35840, 45535), (36428, 44800), (39200, 41632)]