210546180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89977}}^1$

素因数の和:90005

約数の個数: 72

約数和(自身を含む): 687791832

約数和(自身を除く): 477245652

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 89977, 179954, 269931, 359908, 449885, 539862, 809793, 899770, 1079724, 1169701, 1349655, 1619586, 1799540, 2339402, 2699310, 3239172, 3509103, 4048965, 4678804, 5398620, 5848505, 7018206, 8097930, 10527309, 11697010, 14036412, 16195860, 17545515, 21054618, 23394020, 35091030, 42109236, 52636545, 70182060, 105273090, 210546180]

約数ペア:

[(1, 210546180), (2, 105273090), (3, 70182060), (4, 52636545), (5, 42109236), (6, 35091030), (9, 23394020), (10, 21054618), (12, 17545515), (13, 16195860), (15, 14036412), (18, 11697010), (20, 10527309), (26, 8097930), (30, 7018206), (36, 5848505), (39, 5398620), (45, 4678804), (52, 4048965), (60, 3509103), (65, 3239172), (78, 2699310), (90, 2339402), (117, 1799540), (130, 1619586), (156, 1349655), (180, 1169701), (195, 1079724), (234, 899770), (260, 809793), (390, 539862), (468, 449885), (585, 359908), (780, 269931), (1170, 179954), (2340, 89977)]