206400240

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{439}}^1\times {\mathrm{653}}^1$

素因数の和:1111

約数の個数: 120

約数和(自身を含む): 695803680

約数和(自身を除く): 489403440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 439, 653, 720, 878, 1306, 1317, 1756, 1959, 2195, 2612, 2634, 3265, 3512, 3918, 3951, 4390, 5224, 5268, 5877, 6530, 6585, 7024, 7836, 7902, 8780, 9795, 10448, 10536, 11754, 13060, 13170, 15672, 15804, 17560, 19590, 19755, 21072, 23508, 26120, 26340, 29385, 31344, 31608, 35120, 39180, 39510, 47016, 52240, 52680, 58770, 63216, 78360, 79020, 94032, 105360, 117540, 156720, 158040, 235080, 286667, 316080, 470160, 573334, 860001, 1146668, 1433335, 1720002, 2293336, 2580003, 2866670, 3440004, 4300005, 4586672, 5160006, 5733340, 6880008, 8600010, 10320012, 11466680, 12900015, 13760016, 17200020, 20640024, 22933360, 25800030, 34400040, 41280048, 51600060, 68800080, 103200120, 206400240]

約数ペア:

[(1, 206400240), (2, 103200120), (3, 68800080), (4, 51600060), (5, 41280048), (6, 34400040), (8, 25800030), (9, 22933360), (10, 20640024), (12, 17200020), (15, 13760016), (16, 12900015), (18, 11466680), (20, 10320012), (24, 8600010), (30, 6880008), (36, 5733340), (40, 5160006), (45, 4586672), (48, 4300005), (60, 3440004), (72, 2866670), (80, 2580003), (90, 2293336), (120, 1720002), (144, 1433335), (180, 1146668), (240, 860001), (360, 573334), (439, 470160), (653, 316080), (720, 286667), (878, 235080), (1306, 158040), (1317, 156720), (1756, 117540), (1959, 105360), (2195, 94032), (2612, 79020), (2634, 78360), (3265, 63216), (3512, 58770), (3918, 52680), (3951, 52240), (4390, 47016), (5224, 39510), (5268, 39180), (5877, 35120), (6530, 31608), (6585, 31344), (7024, 29385), (7836, 26340), (7902, 26120), (8780, 23508), (9795, 21072), (10448, 19755), (10536, 19590), (11754, 17560), (13060, 15804), (13170, 15672)]