290720160

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{201889}}^1$

素因数の和:201910

約数の個数: 72

約数和(自身を含む): 992087460

約数和(自身を除く): 701367300

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 201889, 403778, 605667, 807556, 1009445, 1211334, 1615112, 1817001, 2018890, 2422668, 3028335, 3230224, 3634002, 4037780, 4845336, 6056670, 6460448, 7268004, 8075560, 9085005, 9690672, 12113340, 14536008, 16151120, 18170010, 19381344, 24226680, 29072016, 32302240, 36340020, 48453360, 58144032, 72680040, 96906720, 145360080, 290720160]

約数ペア:

[(1, 290720160), (2, 145360080), (3, 96906720), (4, 72680040), (5, 58144032), (6, 48453360), (8, 36340020), (9, 32302240), (10, 29072016), (12, 24226680), (15, 19381344), (16, 18170010), (18, 16151120), (20, 14536008), (24, 12113340), (30, 9690672), (32, 9085005), (36, 8075560), (40, 7268004), (45, 6460448), (48, 6056670), (60, 4845336), (72, 4037780), (80, 3634002), (90, 3230224), (96, 3028335), (120, 2422668), (144, 2018890), (160, 1817001), (180, 1615112), (240, 1211334), (288, 1009445), (360, 807556), (480, 605667), (720, 403778), (1440, 201889)]