195874020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{311}}^1\times {\mathrm{3499}}^1$

素因数の和:3825

約数の個数: 72

約数和(自身を含む): 596232000

約数和(自身を除く): 400357980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 311, 622, 933, 1244, 1555, 1866, 2799, 3110, 3499, 3732, 4665, 5598, 6220, 6998, 9330, 10497, 11196, 13995, 13996, 17495, 18660, 20994, 27990, 31491, 34990, 41988, 52485, 55980, 62982, 69980, 104970, 125964, 157455, 209940, 314910, 629820, 1088189, 2176378, 3264567, 4352756, 5440945, 6529134, 9793701, 10881890, 13058268, 16322835, 19587402, 21763780, 32645670, 39174804, 48968505, 65291340, 97937010, 195874020]

約数ペア:

[(1, 195874020), (2, 97937010), (3, 65291340), (4, 48968505), (5, 39174804), (6, 32645670), (9, 21763780), (10, 19587402), (12, 16322835), (15, 13058268), (18, 10881890), (20, 9793701), (30, 6529134), (36, 5440945), (45, 4352756), (60, 3264567), (90, 2176378), (180, 1088189), (311, 629820), (622, 314910), (933, 209940), (1244, 157455), (1555, 125964), (1866, 104970), (2799, 69980), (3110, 62982), (3499, 55980), (3732, 52485), (4665, 41988), (5598, 34990), (6220, 31491), (6998, 27990), (9330, 20994), (10497, 18660), (11196, 17495), (13995, 13996)]