253329720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{301583}}^1$

素因数の和:301604

約数の個数: 64

約数和(自身を含む): 868561920

約数和(自身を除く): 615232200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 301583, 603166, 904749, 1206332, 1507915, 1809498, 2111081, 2412664, 3015830, 3618996, 4222162, 4523745, 6031660, 6333243, 7237992, 8444324, 9047490, 10555405, 12063320, 12666486, 16888648, 18094980, 21110810, 25332972, 31666215, 36189960, 42221620, 50665944, 63332430, 84443240, 126664860, 253329720]

約数ペア:

[(1, 253329720), (2, 126664860), (3, 84443240), (4, 63332430), (5, 50665944), (6, 42221620), (7, 36189960), (8, 31666215), (10, 25332972), (12, 21110810), (14, 18094980), (15, 16888648), (20, 12666486), (21, 12063320), (24, 10555405), (28, 9047490), (30, 8444324), (35, 7237992), (40, 6333243), (42, 6031660), (56, 4523745), (60, 4222162), (70, 3618996), (84, 3015830), (105, 2412664), (120, 2111081), (140, 1809498), (168, 1507915), (210, 1206332), (280, 904749), (420, 603166), (840, 301583)]