257450160

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{863}}^1$

素因数の和:1003

約数の個数: 160

約数和(自身を含む): 879372288

約数和(自身を除く): 621922128

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 113, 120, 132, 165, 176, 220, 226, 240, 264, 330, 339, 440, 452, 528, 565, 660, 678, 863, 880, 904, 1130, 1243, 1320, 1356, 1695, 1726, 1808, 2260, 2486, 2589, 2640, 2712, 3390, 3452, 3729, 4315, 4520, 4972, 5178, 5424, 6215, 6780, 6904, 7458, 8630, 9040, 9493, 9944, 10356, 12430, 12945, 13560, 13808, 14916, 17260, 18645, 18986, 19888, 20712, 24860, 25890, 27120, 28479, 29832, 34520, 37290, 37972, 41424, 47465, 49720, 51780, 56958, 59664, 69040, 74580, 75944, 94930, 97519, 99440, 103560, 113916, 142395, 149160, 151888, 189860, 195038, 207120, 227832, 284790, 292557, 298320, 379720, 390076, 455664, 487595, 569580, 585114, 759440, 780152, 975190, 1072709, 1139160, 1170228, 1462785, 1560304, 1950380, 2145418, 2278320, 2340456, 2925570, 3218127, 3900760, 4290836, 4680912, 5363545, 5851140, 6436254, 7801520, 8581672, 10727090, 11702280, 12872508, 16090635, 17163344, 21454180, 23404560, 25745016, 32181270, 42908360, 51490032, 64362540, 85816720, 128725080, 257450160]

約数ペア:

[(1, 257450160), (2, 128725080), (3, 85816720), (4, 64362540), (5, 51490032), (6, 42908360), (8, 32181270), (10, 25745016), (11, 23404560), (12, 21454180), (15, 17163344), (16, 16090635), (20, 12872508), (22, 11702280), (24, 10727090), (30, 8581672), (33, 7801520), (40, 6436254), (44, 5851140), (48, 5363545), (55, 4680912), (60, 4290836), (66, 3900760), (80, 3218127), (88, 2925570), (110, 2340456), (113, 2278320), (120, 2145418), (132, 1950380), (165, 1560304), (176, 1462785), (220, 1170228), (226, 1139160), (240, 1072709), (264, 975190), (330, 780152), (339, 759440), (440, 585114), (452, 569580), (528, 487595), (565, 455664), (660, 390076), (678, 379720), (863, 298320), (880, 292557), (904, 284790), (1130, 227832), (1243, 207120), (1320, 195038), (1356, 189860), (1695, 151888), (1726, 149160), (1808, 142395), (2260, 113916), (2486, 103560), (2589, 99440), (2640, 97519), (2712, 94930), (3390, 75944), (3452, 74580), (3729, 69040), (4315, 59664), (4520, 56958), (4972, 51780), (5178, 49720), (5424, 47465), (6215, 41424), (6780, 37972), (6904, 37290), (7458, 34520), (8630, 29832), (9040, 28479), (9493, 27120), (9944, 25890), (10356, 24860), (12430, 20712), (12945, 19888), (13560, 18986), (13808, 18645), (14916, 17260)]