71215920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{98911}}^1$

素因数の和:98930

約数の個数: 60

約数和(自身を含む): 239169216

約数和(自身を除く): 167953296

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, 98911, 197822, 296733, 395644, 494555, 593466, 791288, 890199, 989110, 1186932, 1483665, 1582576, 1780398, 1978220, 2373864, 2967330, 3560796, 3956440, 4450995, 4747728, 5934660, 7121592, 7912880, 8901990, 11869320, 14243184, 17803980, 23738640, 35607960, 71215920]

約数ペア:

[(1, 71215920), (2, 35607960), (3, 23738640), (4, 17803980), (5, 14243184), (6, 11869320), (8, 8901990), (9, 7912880), (10, 7121592), (12, 5934660), (15, 4747728), (16, 4450995), (18, 3956440), (20, 3560796), (24, 2967330), (30, 2373864), (36, 1978220), (40, 1780398), (45, 1582576), (48, 1483665), (60, 1186932), (72, 989110), (80, 890199), (90, 791288), (120, 593466), (144, 494555), (180, 395644), (240, 296733), (360, 197822), (720, 98911)]