221286240

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{757}}^1$

素因数の和:814

約数の個数: 288

約数和(自身を含む): 893954880

約数和(自身を除く): 672668640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 29, 30, 32, 35, 36, 40, 42, 45, 48, 56, 58, 60, 63, 70, 72, 80, 84, 87, 90, 96, 105, 112, 116, 120, 126, 140, 144, 145, 160, 168, 174, 180, 203, 210, 224, 232, 240, 252, 261, 280, 288, 290, 315, 336, 348, 360, 406, 420, 435, 464, 480, 504, 522, 560, 580, 609, 630, 672, 696, 720, 757, 812, 840, 870, 928, 1008, 1015, 1044, 1120, 1160, 1218, 1260, 1305, 1392, 1440, 1514, 1624, 1680, 1740, 1827, 2016, 2030, 2088, 2271, 2320, 2436, 2520, 2610, 2784, 3028, 3045, 3248, 3360, 3480, 3654, 3785, 4060, 4176, 4542, 4640, 4872, 5040, 5220, 5299, 6056, 6090, 6496, 6813, 6960, 7308, 7570, 8120, 8352, 9084, 9135, 9744, 10080, 10440, 10598, 11355, 12112, 12180, 13626, 13920, 14616, 15140, 15897, 16240, 18168, 18270, 19488, 20880, 21196, 21953, 22710, 24224, 24360, 26495, 27252, 29232, 30280, 31794, 32480, 34065, 36336, 36540, 41760, 42392, 43906, 45420, 47691, 48720, 52990, 54504, 58464, 60560, 63588, 65859, 68130, 72672, 73080, 79485, 84784, 87812, 90840, 95382, 97440, 105980, 109008, 109765, 121120, 127176, 131718, 136260, 146160, 153671, 158970, 169568, 175624, 181680, 190764, 197577, 211960, 218016, 219530, 238455, 254352, 263436, 272520, 292320, 307342, 317940, 329295, 351248, 363360, 381528, 395154, 423920, 439060, 461013, 476910, 508704, 526872, 545040, 614684, 635880, 658590, 702496, 763056, 768355, 790308, 847840, 878120, 922026, 953820, 987885, 1053744, 1090080, 1229368, 1271760, 1317180, 1383039, 1526112, 1536710, 1580616, 1756240, 1844052, 1907640, 1975770, 2107488, 2305065, 2458736, 2543520, 2634360, 2766078, 3073420, 3161232, 3512480, 3688104, 3815280, 3951540, 4610130, 4917472, 5268720, 5532156, 6146840, 6322464, 6915195, 7376208, 7630560, 7903080, 9220260, 10537440, 11064312, 12293680, 13830390, 14752416, 15806160, 18440520, 22128624, 24587360, 27660780, 31612320, 36881040, 44257248, 55321560, 73762080, 110643120, 221286240]

約数ペア:

[(1, 221286240), (2, 110643120), (3, 73762080), (4, 55321560), (5, 44257248), (6, 36881040), (7, 31612320), (8, 27660780), (9, 24587360), (10, 22128624), (12, 18440520), (14, 15806160), (15, 14752416), (16, 13830390), (18, 12293680), (20, 11064312), (21, 10537440), (24, 9220260), (28, 7903080), (29, 7630560), (30, 7376208), (32, 6915195), (35, 6322464), (36, 6146840), (40, 5532156), (42, 5268720), (45, 4917472), (48, 4610130), (56, 3951540), (58, 3815280), (60, 3688104), (63, 3512480), (70, 3161232), (72, 3073420), (80, 2766078), (84, 2634360), (87, 2543520), (90, 2458736), (96, 2305065), (105, 2107488), (112, 1975770), (116, 1907640), (120, 1844052), (126, 1756240), (140, 1580616), (144, 1536710), (145, 1526112), (160, 1383039), (168, 1317180), (174, 1271760), (180, 1229368), (203, 1090080), (210, 1053744), (224, 987885), (232, 953820), (240, 922026), (252, 878120), (261, 847840), (280, 790308), (288, 768355), (290, 763056), (315, 702496), (336, 658590), (348, 635880), (360, 614684), (406, 545040), (420, 526872), (435, 508704), (464, 476910), (480, 461013), (504, 439060), (522, 423920), (560, 395154), (580, 381528), (609, 363360), (630, 351248), (672, 329295), (696, 317940), (720, 307342), (757, 292320), (812, 272520), (840, 263436), (870, 254352), (928, 238455), (1008, 219530), (1015, 218016), (1044, 211960), (1120, 197577), (1160, 190764), (1218, 181680), (1260, 175624), (1305, 169568), (1392, 158970), (1440, 153671), (1514, 146160), (1624, 136260), (1680, 131718), (1740, 127176), (1827, 121120), (2016, 109765), (2030, 109008), (2088, 105980), (2271, 97440), (2320, 95382), (2436, 90840), (2520, 87812), (2610, 84784), (2784, 79485), (3028, 73080), (3045, 72672), (3248, 68130), (3360, 65859), (3480, 63588), (3654, 60560), (3785, 58464), (4060, 54504), (4176, 52990), (4542, 48720), (4640, 47691), (4872, 45420), (5040, 43906), (5220, 42392), (5299, 41760), (6056, 36540), (6090, 36336), (6496, 34065), (6813, 32480), (6960, 31794), (7308, 30280), (7570, 29232), (8120, 27252), (8352, 26495), (9084, 24360), (9135, 24224), (9744, 22710), (10080, 21953), (10440, 21196), (10598, 20880), (11355, 19488), (12112, 18270), (12180, 18168), (13626, 16240), (13920, 15897), (14616, 15140)]