291422160

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{821}}^1$

素因数の和:886

約数の個数: 240

約数和(自身を含む): 1073301840

約数和(自身を除く): 781879680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 29, 30, 34, 36, 40, 45, 48, 51, 58, 60, 68, 72, 80, 85, 87, 90, 102, 116, 120, 136, 144, 145, 153, 170, 174, 180, 204, 232, 240, 255, 261, 272, 290, 306, 340, 348, 360, 408, 435, 464, 493, 510, 522, 580, 612, 680, 696, 720, 765, 816, 821, 870, 986, 1020, 1044, 1160, 1224, 1305, 1360, 1392, 1479, 1530, 1642, 1740, 1972, 2040, 2088, 2320, 2448, 2463, 2465, 2610, 2958, 3060, 3284, 3480, 3944, 4080, 4105, 4176, 4437, 4926, 4930, 5220, 5916, 6120, 6568, 6960, 7389, 7395, 7888, 8210, 8874, 9852, 9860, 10440, 11832, 12240, 12315, 13136, 13957, 14778, 14790, 16420, 17748, 19704, 19720, 20880, 22185, 23664, 23809, 24630, 27914, 29556, 29580, 32840, 35496, 36945, 39408, 39440, 41871, 44370, 47618, 49260, 55828, 59112, 59160, 65680, 69785, 70992, 71427, 73890, 83742, 88740, 95236, 98520, 111656, 118224, 118320, 119045, 125613, 139570, 142854, 147780, 167484, 177480, 190472, 197040, 209355, 214281, 223312, 238090, 251226, 279140, 285708, 295560, 334968, 354960, 357135, 380944, 404753, 418710, 428562, 476180, 502452, 558280, 571416, 591120, 628065, 669936, 714270, 809506, 837420, 857124, 952360, 1004904, 1071405, 1116560, 1142832, 1214259, 1256130, 1428540, 1619012, 1674840, 1714248, 1904720, 2009808, 2023765, 2142810, 2428518, 2512260, 2857080, 3238024, 3349680, 3428496, 3642777, 4047530, 4285620, 4857036, 5024520, 5714160, 6071295, 6476048, 7285554, 8095060, 8571240, 9714072, 10049040, 12142590, 14571108, 16190120, 17142480, 18213885, 19428144, 24285180, 29142216, 32380240, 36427770, 48570360, 58284432, 72855540, 97140720, 145711080, 291422160]

約数ペア:

[(1, 291422160), (2, 145711080), (3, 97140720), (4, 72855540), (5, 58284432), (6, 48570360), (8, 36427770), (9, 32380240), (10, 29142216), (12, 24285180), (15, 19428144), (16, 18213885), (17, 17142480), (18, 16190120), (20, 14571108), (24, 12142590), (29, 10049040), (30, 9714072), (34, 8571240), (36, 8095060), (40, 7285554), (45, 6476048), (48, 6071295), (51, 5714160), (58, 5024520), (60, 4857036), (68, 4285620), (72, 4047530), (80, 3642777), (85, 3428496), (87, 3349680), (90, 3238024), (102, 2857080), (116, 2512260), (120, 2428518), (136, 2142810), (144, 2023765), (145, 2009808), (153, 1904720), (170, 1714248), (174, 1674840), (180, 1619012), (204, 1428540), (232, 1256130), (240, 1214259), (255, 1142832), (261, 1116560), (272, 1071405), (290, 1004904), (306, 952360), (340, 857124), (348, 837420), (360, 809506), (408, 714270), (435, 669936), (464, 628065), (493, 591120), (510, 571416), (522, 558280), (580, 502452), (612, 476180), (680, 428562), (696, 418710), (720, 404753), (765, 380944), (816, 357135), (821, 354960), (870, 334968), (986, 295560), (1020, 285708), (1044, 279140), (1160, 251226), (1224, 238090), (1305, 223312), (1360, 214281), (1392, 209355), (1479, 197040), (1530, 190472), (1642, 177480), (1740, 167484), (1972, 147780), (2040, 142854), (2088, 139570), (2320, 125613), (2448, 119045), (2463, 118320), (2465, 118224), (2610, 111656), (2958, 98520), (3060, 95236), (3284, 88740), (3480, 83742), (3944, 73890), (4080, 71427), (4105, 70992), (4176, 69785), (4437, 65680), (4926, 59160), (4930, 59112), (5220, 55828), (5916, 49260), (6120, 47618), (6568, 44370), (6960, 41871), (7389, 39440), (7395, 39408), (7888, 36945), (8210, 35496), (8874, 32840), (9852, 29580), (9860, 29556), (10440, 27914), (11832, 24630), (12240, 23809), (12315, 23664), (13136, 22185), (13957, 20880), (14778, 19720), (14790, 19704), (16420, 17748)]