1897012160

素因数分解:

$2^6\times 5^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1\times {\mathrm{619}}^1$

素因数の和:854

約数の個数: 112

約数和(自身を含む): 4628022240

約数和(自身を除く): 2731010080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 157, 160, 244, 305, 314, 320, 488, 610, 619, 628, 785, 976, 1220, 1238, 1256, 1570, 1952, 2440, 2476, 2512, 3095, 3140, 3904, 4880, 4952, 5024, 6190, 6280, 9577, 9760, 9904, 10048, 12380, 12560, 19154, 19520, 19808, 24760, 25120, 37759, 38308, 39616, 47885, 49520, 50240, 75518, 76616, 95770, 97183, 99040, 151036, 153232, 188795, 191540, 194366, 198080, 302072, 306464, 377590, 383080, 388732, 485915, 604144, 612928, 755180, 766160, 777464, 971830, 1208288, 1510360, 1532320, 1554928, 1943660, 2416576, 3020720, 3064640, 3109856, 3887320, 5928163, 6041440, 6219712, 7774640, 11856326, 12082880, 15549280, 23712652, 29640815, 31098560, 47425304, 59281630, 94850608, 118563260, 189701216, 237126520, 379402432, 474253040, 948506080, 1897012160]

約数ペア:

[(1, 1897012160), (2, 948506080), (4, 474253040), (5, 379402432), (8, 237126520), (10, 189701216), (16, 118563260), (20, 94850608), (32, 59281630), (40, 47425304), (61, 31098560), (64, 29640815), (80, 23712652), (122, 15549280), (157, 12082880), (160, 11856326), (244, 7774640), (305, 6219712), (314, 6041440), (320, 5928163), (488, 3887320), (610, 3109856), (619, 3064640), (628, 3020720), (785, 2416576), (976, 1943660), (1220, 1554928), (1238, 1532320), (1256, 1510360), (1570, 1208288), (1952, 971830), (2440, 777464), (2476, 766160), (2512, 755180), (3095, 612928), (3140, 604144), (3904, 485915), (4880, 388732), (4952, 383080), (5024, 377590), (6190, 306464), (6280, 302072), (9577, 198080), (9760, 194366), (9904, 191540), (10048, 188795), (12380, 153232), (12560, 151036), (19154, 99040), (19520, 97183), (19808, 95770), (24760, 76616), (25120, 75518), (37759, 50240), (38308, 49520), (39616, 47885)]