31206560

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1$

素因数の和:199

約数の個数: 192

約数和(自身を含む): 97977600

約数和(自身を除く): 66771040

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 17, 20, 22, 28, 32, 34, 35, 40, 44, 55, 56, 68, 70, 77, 80, 85, 88, 110, 112, 119, 136, 140, 149, 154, 160, 170, 176, 187, 220, 224, 238, 272, 280, 298, 308, 340, 352, 374, 385, 440, 476, 544, 560, 595, 596, 616, 680, 745, 748, 770, 880, 935, 952, 1043, 1120, 1190, 1192, 1232, 1309, 1360, 1490, 1496, 1540, 1639, 1760, 1870, 1904, 2086, 2380, 2384, 2464, 2533, 2618, 2720, 2980, 2992, 3080, 3278, 3740, 3808, 4172, 4760, 4768, 5066, 5215, 5236, 5960, 5984, 6160, 6545, 6556, 7480, 8195, 8344, 9520, 10132, 10430, 10472, 11473, 11920, 12320, 12665, 13090, 13112, 14960, 16390, 16688, 17731, 19040, 20264, 20860, 20944, 22946, 23840, 25330, 26180, 26224, 27863, 29920, 32780, 33376, 35462, 40528, 41720, 41888, 45892, 50660, 52360, 52448, 55726, 57365, 65560, 70924, 81056, 83440, 88655, 91784, 101320, 104720, 111452, 114730, 131120, 139315, 141848, 166880, 177310, 183568, 195041, 202640, 209440, 222904, 229460, 262240, 278630, 283696, 354620, 367136, 390082, 405280, 445808, 458920, 557260, 567392, 709240, 780164, 891616, 917840, 975205, 1114520, 1418480, 1560328, 1835680, 1950410, 2229040, 2836960, 3120656, 3900820, 4458080, 6241312, 7801640, 15603280, 31206560]

約数ペア:

[(1, 31206560), (2, 15603280), (4, 7801640), (5, 6241312), (7, 4458080), (8, 3900820), (10, 3120656), (11, 2836960), (14, 2229040), (16, 1950410), (17, 1835680), (20, 1560328), (22, 1418480), (28, 1114520), (32, 975205), (34, 917840), (35, 891616), (40, 780164), (44, 709240), (55, 567392), (56, 557260), (68, 458920), (70, 445808), (77, 405280), (80, 390082), (85, 367136), (88, 354620), (110, 283696), (112, 278630), (119, 262240), (136, 229460), (140, 222904), (149, 209440), (154, 202640), (160, 195041), (170, 183568), (176, 177310), (187, 166880), (220, 141848), (224, 139315), (238, 131120), (272, 114730), (280, 111452), (298, 104720), (308, 101320), (340, 91784), (352, 88655), (374, 83440), (385, 81056), (440, 70924), (476, 65560), (544, 57365), (560, 55726), (595, 52448), (596, 52360), (616, 50660), (680, 45892), (745, 41888), (748, 41720), (770, 40528), (880, 35462), (935, 33376), (952, 32780), (1043, 29920), (1120, 27863), (1190, 26224), (1192, 26180), (1232, 25330), (1309, 23840), (1360, 22946), (1490, 20944), (1496, 20860), (1540, 20264), (1639, 19040), (1760, 17731), (1870, 16688), (1904, 16390), (2086, 14960), (2380, 13112), (2384, 13090), (2464, 12665), (2533, 12320), (2618, 11920), (2720, 11473), (2980, 10472), (2992, 10430), (3080, 10132), (3278, 9520), (3740, 8344), (3808, 8195), (4172, 7480), (4760, 6556), (4768, 6545), (5066, 6160), (5215, 5984), (5236, 5960)]