621000870

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{12373}}^1$

素因数の和:12629

約数の個数: 64

約数和(自身を含む): 1710581760

約数和(自身を除く): 1089580890

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 239, 478, 717, 1195, 1434, 1673, 2390, 3346, 3585, 5019, 7170, 8365, 10038, 12373, 16730, 24746, 25095, 37119, 50190, 61865, 74238, 86611, 123730, 173222, 185595, 259833, 371190, 433055, 519666, 866110, 1299165, 2598330, 2957147, 5914294, 8871441, 14785735, 17742882, 20700029, 29571470, 41400058, 44357205, 62100087, 88714410, 103500145, 124200174, 207000290, 310500435, 621000870]

約数ペア:

[(1, 621000870), (2, 310500435), (3, 207000290), (5, 124200174), (6, 103500145), (7, 88714410), (10, 62100087), (14, 44357205), (15, 41400058), (21, 29571470), (30, 20700029), (35, 17742882), (42, 14785735), (70, 8871441), (105, 5914294), (210, 2957147), (239, 2598330), (478, 1299165), (717, 866110), (1195, 519666), (1434, 433055), (1673, 371190), (2390, 259833), (3346, 185595), (3585, 173222), (5019, 123730), (7170, 86611), (8365, 74238), (10038, 61865), (12373, 50190), (16730, 37119), (24746, 25095)]