216804120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{138977}}^1$

素因数の和:139004

約数の個数: 64

約数和(自身を含む): 700449120

約数和(自身を除く): 483645000

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, 138977, 277954, 416931, 555908, 694885, 833862, 1111816, 1389770, 1667724, 1806701, 2084655, 2779540, 3335448, 3613402, 4169310, 5420103, 5559080, 7226804, 8338620, 9033505, 10840206, 14453608, 16677240, 18067010, 21680412, 27100515, 36134020, 43360824, 54201030, 72268040, 108402060, 216804120]

約数ペア:

[(1, 216804120), (2, 108402060), (3, 72268040), (4, 54201030), (5, 43360824), (6, 36134020), (8, 27100515), (10, 21680412), (12, 18067010), (13, 16677240), (15, 14453608), (20, 10840206), (24, 9033505), (26, 8338620), (30, 7226804), (39, 5559080), (40, 5420103), (52, 4169310), (60, 3613402), (65, 3335448), (78, 2779540), (104, 2084655), (120, 1806701), (130, 1667724), (156, 1389770), (195, 1111816), (260, 833862), (312, 694885), (390, 555908), (520, 416931), (780, 277954), (1560, 138977)]