201831120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{280321}}^1$

素因数の和:280340

約数の個数: 60

約数和(自身を含む): 677818596

約数和(自身を除く): 475987476

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, 720, 280321, 560642, 840963, 1121284, 1401605, 1681926, 2242568, 2522889, 2803210, 3363852, 4204815, 4485136, 5045778, 5606420, 6727704, 8409630, 10091556, 11212840, 12614445, 13455408, 16819260, 20183112, 22425680, 25228890, 33638520, 40366224, 50457780, 67277040, 100915560, 201831120]

約数ペア:

[(1, 201831120), (2, 100915560), (3, 67277040), (4, 50457780), (5, 40366224), (6, 33638520), (8, 25228890), (9, 22425680), (10, 20183112), (12, 16819260), (15, 13455408), (16, 12614445), (18, 11212840), (20, 10091556), (24, 8409630), (30, 6727704), (36, 5606420), (40, 5045778), (45, 4485136), (48, 4204815), (60, 3363852), (72, 2803210), (80, 2522889), (90, 2242568), (120, 1681926), (144, 1401605), (180, 1121284), (240, 840963), (360, 560642), (720, 280321)]