245419320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{12547}}^1$

素因数の和:12724

約数の個数: 64

約数和(自身を含む): 740833920

約数和(自身を除く): 495414600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 163, 326, 489, 652, 815, 978, 1304, 1630, 1956, 2445, 3260, 3912, 4890, 6520, 9780, 12547, 19560, 25094, 37641, 50188, 62735, 75282, 100376, 125470, 150564, 188205, 250940, 301128, 376410, 501880, 752820, 1505640, 2045161, 4090322, 6135483, 8180644, 10225805, 12270966, 16361288, 20451610, 24541932, 30677415, 40903220, 49083864, 61354830, 81806440, 122709660, 245419320]

約数ペア:

[(1, 245419320), (2, 122709660), (3, 81806440), (4, 61354830), (5, 49083864), (6, 40903220), (8, 30677415), (10, 24541932), (12, 20451610), (15, 16361288), (20, 12270966), (24, 10225805), (30, 8180644), (40, 6135483), (60, 4090322), (120, 2045161), (163, 1505640), (326, 752820), (489, 501880), (652, 376410), (815, 301128), (978, 250940), (1304, 188205), (1630, 150564), (1956, 125470), (2445, 100376), (3260, 75282), (3912, 62735), (4890, 50188), (6520, 37641), (9780, 25094), (12547, 19560)]