161947440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1$

素因数の和:268

約数の個数: 240

約数和(自身を含む): 586007136

約数和(自身を除く): 424059696

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 34, 36, 40, 45, 48, 51, 60, 68, 72, 80, 85, 90, 101, 102, 120, 131, 136, 144, 153, 170, 180, 202, 204, 240, 255, 262, 272, 303, 306, 340, 360, 393, 404, 408, 505, 510, 524, 606, 612, 655, 680, 720, 765, 786, 808, 816, 909, 1010, 1020, 1048, 1179, 1212, 1224, 1310, 1360, 1515, 1530, 1572, 1616, 1717, 1818, 1965, 2020, 2040, 2096, 2227, 2358, 2424, 2448, 2620, 3030, 3060, 3144, 3434, 3636, 3930, 4040, 4080, 4454, 4545, 4716, 4848, 5151, 5240, 5895, 6060, 6120, 6288, 6681, 6868, 7272, 7860, 8080, 8585, 8908, 9090, 9432, 10302, 10480, 11135, 11790, 12120, 12240, 13231, 13362, 13736, 14544, 15453, 15720, 17170, 17816, 18180, 18864, 20043, 20604, 22270, 23580, 24240, 25755, 26462, 26724, 27472, 30906, 31440, 33405, 34340, 35632, 36360, 39693, 40086, 41208, 44540, 47160, 51510, 52924, 53448, 61812, 66155, 66810, 68680, 72720, 77265, 79386, 80172, 82416, 89080, 94320, 100215, 103020, 105848, 106896, 119079, 123624, 132310, 133620, 137360, 154530, 158772, 160344, 178160, 198465, 200430, 206040, 211696, 224927, 238158, 247248, 264620, 267240, 309060, 317544, 320688, 396930, 400860, 412080, 449854, 476316, 529240, 534480, 595395, 618120, 635088, 674781, 793860, 801720, 899708, 952632, 1058480, 1124635, 1190790, 1236240, 1349562, 1587720, 1603440, 1799416, 1905264, 2024343, 2249270, 2381580, 2699124, 3175440, 3373905, 3598832, 4048686, 4498540, 4763160, 5398248, 6747810, 8097372, 8997080, 9526320, 10121715, 10796496, 13495620, 16194744, 17994160, 20243430, 26991240, 32389488, 40486860, 53982480, 80973720, 161947440]

約数ペア:

[(1, 161947440), (2, 80973720), (3, 53982480), (4, 40486860), (5, 32389488), (6, 26991240), (8, 20243430), (9, 17994160), (10, 16194744), (12, 13495620), (15, 10796496), (16, 10121715), (17, 9526320), (18, 8997080), (20, 8097372), (24, 6747810), (30, 5398248), (34, 4763160), (36, 4498540), (40, 4048686), (45, 3598832), (48, 3373905), (51, 3175440), (60, 2699124), (68, 2381580), (72, 2249270), (80, 2024343), (85, 1905264), (90, 1799416), (101, 1603440), (102, 1587720), (120, 1349562), (131, 1236240), (136, 1190790), (144, 1124635), (153, 1058480), (170, 952632), (180, 899708), (202, 801720), (204, 793860), (240, 674781), (255, 635088), (262, 618120), (272, 595395), (303, 534480), (306, 529240), (340, 476316), (360, 449854), (393, 412080), (404, 400860), (408, 396930), (505, 320688), (510, 317544), (524, 309060), (606, 267240), (612, 264620), (655, 247248), (680, 238158), (720, 224927), (765, 211696), (786, 206040), (808, 200430), (816, 198465), (909, 178160), (1010, 160344), (1020, 158772), (1048, 154530), (1179, 137360), (1212, 133620), (1224, 132310), (1310, 123624), (1360, 119079), (1515, 106896), (1530, 105848), (1572, 103020), (1616, 100215), (1717, 94320), (1818, 89080), (1965, 82416), (2020, 80172), (2040, 79386), (2096, 77265), (2227, 72720), (2358, 68680), (2424, 66810), (2448, 66155), (2620, 61812), (3030, 53448), (3060, 52924), (3144, 51510), (3434, 47160), (3636, 44540), (3930, 41208), (4040, 40086), (4080, 39693), (4454, 36360), (4545, 35632), (4716, 34340), (4848, 33405), (5151, 31440), (5240, 30906), (5895, 27472), (6060, 26724), (6120, 26462), (6288, 25755), (6681, 24240), (6868, 23580), (7272, 22270), (7860, 20604), (8080, 20043), (8585, 18864), (8908, 18180), (9090, 17816), (9432, 17170), (10302, 15720), (10480, 15453), (11135, 14544), (11790, 13736), (12120, 13362), (12240, 13231)]