89571960

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{421}}^1$

素因数の和:638

約数の個数: 128

約数和(自身を含む): 300801600

約数和(自身を除く): 211229640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 197, 216, 270, 360, 394, 421, 540, 591, 788, 842, 985, 1080, 1182, 1263, 1576, 1684, 1773, 1970, 2105, 2364, 2526, 2955, 3368, 3546, 3789, 3940, 4210, 4728, 5052, 5319, 5910, 6315, 7092, 7578, 7880, 8420, 8865, 10104, 10638, 11367, 11820, 12630, 14184, 15156, 16840, 17730, 18945, 21276, 22734, 23640, 25260, 26595, 30312, 35460, 37890, 42552, 45468, 50520, 53190, 56835, 70920, 75780, 82937, 90936, 106380, 113670, 151560, 165874, 212760, 227340, 248811, 331748, 414685, 454680, 497622, 663496, 746433, 829370, 995244, 1244055, 1492866, 1658740, 1990488, 2239299, 2488110, 2985732, 3317480, 3732165, 4478598, 4976220, 5971464, 7464330, 8957196, 9952440, 11196495, 14928660, 17914392, 22392990, 29857320, 44785980, 89571960]

約数ペア:

[(1, 89571960), (2, 44785980), (3, 29857320), (4, 22392990), (5, 17914392), (6, 14928660), (8, 11196495), (9, 9952440), (10, 8957196), (12, 7464330), (15, 5971464), (18, 4976220), (20, 4478598), (24, 3732165), (27, 3317480), (30, 2985732), (36, 2488110), (40, 2239299), (45, 1990488), (54, 1658740), (60, 1492866), (72, 1244055), (90, 995244), (108, 829370), (120, 746433), (135, 663496), (180, 497622), (197, 454680), (216, 414685), (270, 331748), (360, 248811), (394, 227340), (421, 212760), (540, 165874), (591, 151560), (788, 113670), (842, 106380), (985, 90936), (1080, 82937), (1182, 75780), (1263, 70920), (1576, 56835), (1684, 53190), (1773, 50520), (1970, 45468), (2105, 42552), (2364, 37890), (2526, 35460), (2955, 30312), (3368, 26595), (3546, 25260), (3789, 23640), (3940, 22734), (4210, 21276), (4728, 18945), (5052, 17730), (5319, 16840), (5910, 15156), (6315, 14184), (7092, 12630), (7578, 11820), (7880, 11367), (8420, 10638), (8865, 10104)]