320003525780

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{401}}^1\times {\mathrm{809}}^1$

素因数の和:1330

約数の個数: 192

約数和(自身を含む): 731722844160

約数和(自身を除く): 411719318380

約数列:

[1, 2, 4, 5, 10, 20, 31, 37, 43, 62, 74, 86, 124, 148, 155, 172, 185, 215, 310, 370, 401, 430, 620, 740, 802, 809, 860, 1147, 1333, 1591, 1604, 1618, 2005, 2294, 2666, 3182, 3236, 4010, 4045, 4588, 5332, 5735, 6364, 6665, 7955, 8020, 8090, 11470, 12431, 13330, 14837, 15910, 16180, 17243, 22940, 24862, 25079, 26660, 29674, 29933, 31820, 34486, 34787, 49321, 49724, 50158, 59348, 59866, 62155, 68972, 69574, 74185, 86215, 98642, 100316, 119732, 124310, 125395, 139148, 148370, 149665, 172430, 173935, 197284, 246605, 248620, 250790, 296740, 299330, 324409, 344860, 347870, 459947, 493210, 501580, 534533, 598660, 637991, 648818, 695740, 919894, 927923, 986420, 1069066, 1078397, 1275982, 1287119, 1297636, 1622045, 1839788, 1855846, 2138132, 2156794, 2299735, 2551964, 2574238, 2672665, 3189955, 3244090, 3711692, 4313588, 4599470, 4639615, 5148476, 5345330, 5391985, 6379910, 6435595, 6488180, 9198940, 9279230, 10056679, 10690660, 10783970, 12003133, 12759820, 12871190, 13949587, 18558460, 19777721, 20113358, 21567940, 24006266, 25742380, 27899174, 39555442, 39900689, 40226716, 48012532, 50283395, 55798348, 60015665, 69747935, 79110884, 79801378, 98888605, 100566790, 120031330, 139495870, 159602756, 197777210, 199503445, 201133580, 240062660, 278991740, 372097123, 395554420, 399006890, 432437197, 516134719, 744194246, 798013780, 864874394, 1032269438, 1488388492, 1729748788, 1860485615, 2064538876, 2162185985, 2580673595, 3720971230, 4324371970, 5161347190, 7441942460, 8648743940, 10322694380, 16000176289, 32000352578, 64000705156, 80000881445, 160001762890, 320003525780]

約数ペア:

[(1, 320003525780), (2, 160001762890), (4, 80000881445), (5, 64000705156), (10, 32000352578), (20, 16000176289), (31, 10322694380), (37, 8648743940), (43, 7441942460), (62, 5161347190), (74, 4324371970), (86, 3720971230), (124, 2580673595), (148, 2162185985), (155, 2064538876), (172, 1860485615), (185, 1729748788), (215, 1488388492), (310, 1032269438), (370, 864874394), (401, 798013780), (430, 744194246), (620, 516134719), (740, 432437197), (802, 399006890), (809, 395554420), (860, 372097123), (1147, 278991740), (1333, 240062660), (1591, 201133580), (1604, 199503445), (1618, 197777210), (2005, 159602756), (2294, 139495870), (2666, 120031330), (3182, 100566790), (3236, 98888605), (4010, 79801378), (4045, 79110884), (4588, 69747935), (5332, 60015665), (5735, 55798348), (6364, 50283395), (6665, 48012532), (7955, 40226716), (8020, 39900689), (8090, 39555442), (11470, 27899174), (12431, 25742380), (13330, 24006266), (14837, 21567940), (15910, 20113358), (16180, 19777721), (17243, 18558460), (22940, 13949587), (24862, 12871190), (25079, 12759820), (26660, 12003133), (29674, 10783970), (29933, 10690660), (31820, 10056679), (34486, 9279230), (34787, 9198940), (49321, 6488180), (49724, 6435595), (50158, 6379910), (59348, 5391985), (59866, 5345330), (62155, 5148476), (68972, 4639615), (69574, 4599470), (74185, 4313588), (86215, 3711692), (98642, 3244090), (100316, 3189955), (119732, 2672665), (124310, 2574238), (125395, 2551964), (139148, 2299735), (148370, 2156794), (149665, 2138132), (172430, 1855846), (173935, 1839788), (197284, 1622045), (246605, 1297636), (248620, 1287119), (250790, 1275982), (296740, 1078397), (299330, 1069066), (324409, 986420), (344860, 927923), (347870, 919894), (459947, 695740), (493210, 648818), (501580, 637991), (534533, 598660)]