51368240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{269}}^1$

素因数の和:331

約数の個数: 160

約数和(自身を含む): 154275840

約数和(自身を除く): 102907600

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 31, 35, 40, 44, 55, 56, 62, 70, 77, 80, 88, 110, 112, 124, 140, 154, 155, 176, 217, 220, 248, 269, 280, 308, 310, 341, 385, 434, 440, 496, 538, 560, 616, 620, 682, 770, 868, 880, 1076, 1085, 1232, 1240, 1345, 1364, 1540, 1705, 1736, 1883, 2152, 2170, 2387, 2480, 2690, 2728, 2959, 3080, 3410, 3472, 3766, 4304, 4340, 4774, 5380, 5456, 5918, 6160, 6820, 7532, 8339, 8680, 9415, 9548, 10760, 11836, 11935, 13640, 14795, 15064, 16678, 17360, 18830, 19096, 20713, 21520, 23672, 23870, 27280, 29590, 30128, 33356, 37660, 38192, 41426, 41695, 47344, 47740, 58373, 59180, 66712, 75320, 82852, 83390, 91729, 95480, 103565, 116746, 118360, 133424, 150640, 165704, 166780, 183458, 190960, 207130, 233492, 236720, 291865, 331408, 333560, 366916, 414260, 458645, 466984, 583730, 642103, 667120, 733832, 828520, 917290, 933968, 1167460, 1284206, 1467664, 1657040, 1834580, 2334920, 2568412, 3210515, 3669160, 4669840, 5136824, 6421030, 7338320, 10273648, 12842060, 25684120, 51368240]

約数ペア:

[(1, 51368240), (2, 25684120), (4, 12842060), (5, 10273648), (7, 7338320), (8, 6421030), (10, 5136824), (11, 4669840), (14, 3669160), (16, 3210515), (20, 2568412), (22, 2334920), (28, 1834580), (31, 1657040), (35, 1467664), (40, 1284206), (44, 1167460), (55, 933968), (56, 917290), (62, 828520), (70, 733832), (77, 667120), (80, 642103), (88, 583730), (110, 466984), (112, 458645), (124, 414260), (140, 366916), (154, 333560), (155, 331408), (176, 291865), (217, 236720), (220, 233492), (248, 207130), (269, 190960), (280, 183458), (308, 166780), (310, 165704), (341, 150640), (385, 133424), (434, 118360), (440, 116746), (496, 103565), (538, 95480), (560, 91729), (616, 83390), (620, 82852), (682, 75320), (770, 66712), (868, 59180), (880, 58373), (1076, 47740), (1085, 47344), (1232, 41695), (1240, 41426), (1345, 38192), (1364, 37660), (1540, 33356), (1705, 30128), (1736, 29590), (1883, 27280), (2152, 23870), (2170, 23672), (2387, 21520), (2480, 20713), (2690, 19096), (2728, 18830), (2959, 17360), (3080, 16678), (3410, 15064), (3472, 14795), (3766, 13640), (4304, 11935), (4340, 11836), (4774, 10760), (5380, 9548), (5456, 9415), (5918, 8680), (6160, 8339), (6820, 7532)]