180836320

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{161461}}^1$

素因数の和:161483

約数の個数: 48

約数和(自身を含む): 488261088

約数和(自身を除く): 307424768

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 161461, 322922, 645844, 807305, 1130227, 1291688, 1614610, 2260454, 2583376, 3229220, 4520908, 5166752, 5651135, 6458440, 9041816, 11302270, 12916880, 18083632, 22604540, 25833760, 36167264, 45209080, 90418160, 180836320]

約数ペア:

[(1, 180836320), (2, 90418160), (4, 45209080), (5, 36167264), (7, 25833760), (8, 22604540), (10, 18083632), (14, 12916880), (16, 11302270), (20, 9041816), (28, 6458440), (32, 5651135), (35, 5166752), (40, 4520908), (56, 3229220), (70, 2583376), (80, 2260454), (112, 1614610), (140, 1291688), (160, 1130227), (224, 807305), (280, 645844), (560, 322922), (1120, 161461)]