121981080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{78193}}^1$

素因数の和:78220

約数の個数: 64

約数和(自身を含む): 394097760

約数和(自身を除く): 272116680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 78193, 156386, 234579, 312772, 390965, 469158, 625544, 781930, 938316, 1016509, 1172895, 1563860, 1876632, 2033018, 2345790, 3049527, 3127720, 4066036, 4691580, 5082545, 6099054, 8132072, 9383160, 10165090, 12198108, 15247635, 20330180, 24396216, 30495270, 40660360, 60990540, 121981080]

約数ペア:

[(1, 121981080), (2, 60990540), (3, 40660360), (4, 30495270), (5, 24396216), (6, 20330180), (8, 15247635), (10, 12198108), (12, 10165090), (13, 9383160), (15, 8132072), (20, 6099054), (24, 5082545), (26, 4691580), (30, 4066036), (39, 3127720), (40, 3049527), (52, 2345790), (60, 2033018), (65, 1876632), (78, 1563860), (104, 1172895), (120, 1016509), (130, 938316), (156, 781930), (195, 625544), (260, 469158), (312, 390965), (390, 312772), (520, 234579), (780, 156386), (1560, 78193)]