21168120480

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3392327}}^1$

素因数の和:3392358

約数の個数: 96

約数和(自身を含む): 71808799104

約数和(自身を除く): 50640678624

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 65, 78, 80, 96, 104, 120, 130, 156, 160, 195, 208, 240, 260, 312, 390, 416, 480, 520, 624, 780, 1040, 1248, 1560, 2080, 3120, 6240, 3392327, 6784654, 10176981, 13569308, 16961635, 20353962, 27138616, 33923270, 40707924, 44100251, 50884905, 54277232, 67846540, 81415848, 88200502, 101769810, 108554464, 132300753, 135693080, 162831696, 176401004, 203539620, 220501255, 264601506, 271386160, 325663392, 352802008, 407079240, 441002510, 529203012, 542772320, 661503765, 705604016, 814158480, 882005020, 1058406024, 1323007530, 1411208032, 1628316960, 1764010040, 2116812048, 2646015060, 3528020080, 4233624096, 5292030120, 7056040160, 10584060240, 21168120480]

約数ペア:

[(1, 21168120480), (2, 10584060240), (3, 7056040160), (4, 5292030120), (5, 4233624096), (6, 3528020080), (8, 2646015060), (10, 2116812048), (12, 1764010040), (13, 1628316960), (15, 1411208032), (16, 1323007530), (20, 1058406024), (24, 882005020), (26, 814158480), (30, 705604016), (32, 661503765), (39, 542772320), (40, 529203012), (48, 441002510), (52, 407079240), (60, 352802008), (65, 325663392), (78, 271386160), (80, 264601506), (96, 220501255), (104, 203539620), (120, 176401004), (130, 162831696), (156, 135693080), (160, 132300753), (195, 108554464), (208, 101769810), (240, 88200502), (260, 81415848), (312, 67846540), (390, 54277232), (416, 50884905), (480, 44100251), (520, 40707924), (624, 33923270), (780, 27138616), (1040, 20353962), (1248, 16961635), (1560, 13569308), (2080, 10176981), (3120, 6784654), (6240, 3392327)]