161755680

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{461}}^1$

素因数の和:539

約数の個数: 192

約数和(自身を含む): 553246848

約数和(自身を除く): 391491168

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 43, 48, 51, 60, 68, 80, 85, 86, 96, 102, 120, 129, 136, 160, 170, 172, 204, 215, 240, 255, 258, 272, 340, 344, 408, 430, 461, 480, 510, 516, 544, 645, 680, 688, 731, 816, 860, 922, 1020, 1032, 1290, 1360, 1376, 1383, 1462, 1632, 1720, 1844, 2040, 2064, 2193, 2305, 2580, 2720, 2766, 2924, 3440, 3655, 3688, 4080, 4128, 4386, 4610, 5160, 5532, 5848, 6880, 6915, 7310, 7376, 7837, 8160, 8772, 9220, 10320, 10965, 11064, 11696, 13830, 14620, 14752, 15674, 17544, 18440, 19823, 20640, 21930, 22128, 23392, 23511, 27660, 29240, 31348, 35088, 36880, 39185, 39646, 43860, 44256, 47022, 55320, 58480, 59469, 62696, 70176, 73760, 78370, 79292, 87720, 94044, 99115, 110640, 116960, 117555, 118938, 125392, 156740, 158584, 175440, 188088, 198230, 221280, 235110, 237876, 250784, 297345, 313480, 317168, 336991, 350880, 376176, 396460, 470220, 475752, 594690, 626960, 634336, 673982, 752352, 792920, 940440, 951504, 1010973, 1189380, 1253920, 1347964, 1585840, 1684955, 1880880, 1903008, 2021946, 2378760, 2695928, 3171680, 3369910, 3761760, 4043892, 4757520, 5054865, 5391856, 6739820, 8087784, 9515040, 10109730, 10783712, 13479640, 16175568, 20219460, 26959280, 32351136, 40438920, 53918560, 80877840, 161755680]

約数ペア:

[(1, 161755680), (2, 80877840), (3, 53918560), (4, 40438920), (5, 32351136), (6, 26959280), (8, 20219460), (10, 16175568), (12, 13479640), (15, 10783712), (16, 10109730), (17, 9515040), (20, 8087784), (24, 6739820), (30, 5391856), (32, 5054865), (34, 4757520), (40, 4043892), (43, 3761760), (48, 3369910), (51, 3171680), (60, 2695928), (68, 2378760), (80, 2021946), (85, 1903008), (86, 1880880), (96, 1684955), (102, 1585840), (120, 1347964), (129, 1253920), (136, 1189380), (160, 1010973), (170, 951504), (172, 940440), (204, 792920), (215, 752352), (240, 673982), (255, 634336), (258, 626960), (272, 594690), (340, 475752), (344, 470220), (408, 396460), (430, 376176), (461, 350880), (480, 336991), (510, 317168), (516, 313480), (544, 297345), (645, 250784), (680, 237876), (688, 235110), (731, 221280), (816, 198230), (860, 188088), (922, 175440), (1020, 158584), (1032, 156740), (1290, 125392), (1360, 118938), (1376, 117555), (1383, 116960), (1462, 110640), (1632, 99115), (1720, 94044), (1844, 87720), (2040, 79292), (2064, 78370), (2193, 73760), (2305, 70176), (2580, 62696), (2720, 59469), (2766, 58480), (2924, 55320), (3440, 47022), (3655, 44256), (3688, 43860), (4080, 39646), (4128, 39185), (4386, 36880), (4610, 35088), (5160, 31348), (5532, 29240), (5848, 27660), (6880, 23511), (6915, 23392), (7310, 22128), (7376, 21930), (7837, 20640), (8160, 19823), (8772, 18440), (9220, 17544), (10320, 15674), (10965, 14752), (11064, 14620), (11696, 13830)]