128724480

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1$

素因数の和:217

約数の個数: 240

約数和(自身を含む): 460890144

約数和(自身を除く): 332165664

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 37, 40, 45, 48, 60, 64, 72, 74, 80, 90, 96, 111, 120, 128, 144, 148, 151, 160, 180, 185, 192, 222, 240, 256, 288, 296, 302, 320, 333, 360, 370, 384, 444, 453, 480, 512, 555, 576, 592, 604, 640, 666, 720, 740, 755, 768, 888, 906, 960, 1110, 1152, 1184, 1208, 1280, 1332, 1359, 1440, 1480, 1510, 1536, 1665, 1776, 1812, 1920, 2220, 2265, 2304, 2368, 2416, 2560, 2664, 2718, 2880, 2960, 3020, 3330, 3552, 3624, 3840, 4440, 4530, 4608, 4736, 4832, 5328, 5436, 5587, 5760, 5920, 6040, 6660, 6795, 7104, 7248, 7680, 8880, 9060, 9472, 9664, 10656, 10872, 11174, 11520, 11840, 12080, 13320, 13590, 14208, 14496, 16761, 17760, 18120, 18944, 19328, 21312, 21744, 22348, 23040, 23680, 24160, 26640, 27180, 27935, 28416, 28992, 33522, 35520, 36240, 38656, 42624, 43488, 44696, 47360, 48320, 50283, 53280, 54360, 55870, 56832, 57984, 67044, 71040, 72480, 77312, 83805, 85248, 86976, 89392, 94720, 96640, 100566, 106560, 108720, 111740, 115968, 134088, 142080, 144960, 167610, 170496, 173952, 178784, 193280, 201132, 213120, 217440, 223480, 231936, 251415, 268176, 284160, 289920, 335220, 347904, 357568, 386560, 402264, 426240, 434880, 446960, 502830, 536352, 579840, 670440, 695808, 715136, 804528, 852480, 869760, 893920, 1005660, 1072704, 1159680, 1340880, 1430272, 1609056, 1739520, 1787840, 2011320, 2145408, 2681760, 2860544, 3218112, 3479040, 3575680, 4022640, 4290816, 5363520, 6436224, 7151360, 8045280, 8581632, 10727040, 12872448, 14302720, 16090560, 21454080, 25744896, 32181120, 42908160, 64362240, 128724480]

約数ペア:

[(1, 128724480), (2, 64362240), (3, 42908160), (4, 32181120), (5, 25744896), (6, 21454080), (8, 16090560), (9, 14302720), (10, 12872448), (12, 10727040), (15, 8581632), (16, 8045280), (18, 7151360), (20, 6436224), (24, 5363520), (30, 4290816), (32, 4022640), (36, 3575680), (37, 3479040), (40, 3218112), (45, 2860544), (48, 2681760), (60, 2145408), (64, 2011320), (72, 1787840), (74, 1739520), (80, 1609056), (90, 1430272), (96, 1340880), (111, 1159680), (120, 1072704), (128, 1005660), (144, 893920), (148, 869760), (151, 852480), (160, 804528), (180, 715136), (185, 695808), (192, 670440), (222, 579840), (240, 536352), (256, 502830), (288, 446960), (296, 434880), (302, 426240), (320, 402264), (333, 386560), (360, 357568), (370, 347904), (384, 335220), (444, 289920), (453, 284160), (480, 268176), (512, 251415), (555, 231936), (576, 223480), (592, 217440), (604, 213120), (640, 201132), (666, 193280), (720, 178784), (740, 173952), (755, 170496), (768, 167610), (888, 144960), (906, 142080), (960, 134088), (1110, 115968), (1152, 111740), (1184, 108720), (1208, 106560), (1280, 100566), (1332, 96640), (1359, 94720), (1440, 89392), (1480, 86976), (1510, 85248), (1536, 83805), (1665, 77312), (1776, 72480), (1812, 71040), (1920, 67044), (2220, 57984), (2265, 56832), (2304, 55870), (2368, 54360), (2416, 53280), (2560, 50283), (2664, 48320), (2718, 47360), (2880, 44696), (2960, 43488), (3020, 42624), (3330, 38656), (3552, 36240), (3624, 35520), (3840, 33522), (4440, 28992), (4530, 28416), (4608, 27935), (4736, 27180), (4832, 26640), (5328, 24160), (5436, 23680), (5587, 23040), (5760, 22348), (5920, 21744), (6040, 21312), (6660, 19328), (6795, 18944), (7104, 18120), (7248, 17760), (7680, 16761), (8880, 14496), (9060, 14208), (9472, 13590), (9664, 13320), (10656, 12080), (10872, 11840), (11174, 11520)]