213334380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{169313}}^1$

素因数の和:169335

約数の個数: 72

約数和(自身を含む): 739563552

約数和(自身を除く): 526229172

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 169313, 338626, 507939, 677252, 846565, 1015878, 1185191, 1523817, 1693130, 2031756, 2370382, 2539695, 3047634, 3386260, 3555573, 4740764, 5079390, 5925955, 6095268, 7111146, 7619085, 10158780, 10666719, 11851910, 14222292, 15238170, 17777865, 21333438, 23703820, 30476340, 35555730, 42666876, 53333595, 71111460, 106667190, 213334380]

約数ペア:

[(1, 213334380), (2, 106667190), (3, 71111460), (4, 53333595), (5, 42666876), (6, 35555730), (7, 30476340), (9, 23703820), (10, 21333438), (12, 17777865), (14, 15238170), (15, 14222292), (18, 11851910), (20, 10666719), (21, 10158780), (28, 7619085), (30, 7111146), (35, 6095268), (36, 5925955), (42, 5079390), (45, 4740764), (60, 3555573), (63, 3386260), (70, 3047634), (84, 2539695), (90, 2370382), (105, 2031756), (126, 1693130), (140, 1523817), (180, 1185191), (210, 1015878), (252, 846565), (315, 677252), (420, 507939), (630, 338626), (1260, 169313)]