1329720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{1583}}^1$

素因数の和:1604

約数の個数: 64

約数和(自身を含む): 4561920

約数和(自身を除く): 3232200

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, 1583, 3166, 4749, 6332, 7915, 9498, 11081, 12664, 15830, 18996, 22162, 23745, 31660, 33243, 37992, 44324, 47490, 55405, 63320, 66486, 88648, 94980, 110810, 132972, 166215, 189960, 221620, 265944, 332430, 443240, 664860, 1329720]

約数ペア:

[(1, 1329720), (2, 664860), (3, 443240), (4, 332430), (5, 265944), (6, 221620), (7, 189960), (8, 166215), (10, 132972), (12, 110810), (14, 94980), (15, 88648), (20, 66486), (21, 63320), (24, 55405), (28, 47490), (30, 44324), (35, 37992), (40, 33243), (42, 31660), (56, 23745), (60, 22162), (70, 18996), (84, 15830), (105, 12664), (120, 11081), (140, 9498), (168, 7915), (210, 6332), (280, 4749), (420, 3166), (840, 1583)]