127640640

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4289}}^1$

素因数の和:4340

約数の個数: 112

約数和(自身を含む): 418429440

約数和(自身を除く): 290788800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 155, 160, 186, 192, 240, 248, 310, 320, 372, 465, 480, 496, 620, 744, 930, 960, 992, 1240, 1488, 1860, 1984, 2480, 2976, 3720, 4289, 4960, 5952, 7440, 8578, 9920, 12867, 14880, 17156, 21445, 25734, 29760, 34312, 42890, 51468, 64335, 68624, 85780, 102936, 128670, 132959, 137248, 171560, 205872, 257340, 265918, 274496, 343120, 398877, 411744, 514680, 531836, 664795, 686240, 797754, 823488, 1029360, 1063672, 1329590, 1372480, 1595508, 1994385, 2058720, 2127344, 2659180, 3191016, 3988770, 4117440, 4254688, 5318360, 6382032, 7977540, 8509376, 10636720, 12764064, 15955080, 21273440, 25528128, 31910160, 42546880, 63820320, 127640640]

約数ペア:

[(1, 127640640), (2, 63820320), (3, 42546880), (4, 31910160), (5, 25528128), (6, 21273440), (8, 15955080), (10, 12764064), (12, 10636720), (15, 8509376), (16, 7977540), (20, 6382032), (24, 5318360), (30, 4254688), (31, 4117440), (32, 3988770), (40, 3191016), (48, 2659180), (60, 2127344), (62, 2058720), (64, 1994385), (80, 1595508), (93, 1372480), (96, 1329590), (120, 1063672), (124, 1029360), (155, 823488), (160, 797754), (186, 686240), (192, 664795), (240, 531836), (248, 514680), (310, 411744), (320, 398877), (372, 343120), (465, 274496), (480, 265918), (496, 257340), (620, 205872), (744, 171560), (930, 137248), (960, 132959), (992, 128670), (1240, 102936), (1488, 85780), (1860, 68624), (1984, 64335), (2480, 51468), (2976, 42890), (3720, 34312), (4289, 29760), (4960, 25734), (5952, 21445), (7440, 17156), (8578, 14880), (9920, 12867)]