228657240

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2927}}^1$

素因数の和:2982

約数の個数: 192

約数和(自身を含む): 876994560

約数和(自身を除く): 648337320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 31, 35, 36, 40, 42, 45, 56, 60, 62, 63, 70, 72, 84, 90, 93, 105, 120, 124, 126, 140, 155, 168, 180, 186, 210, 217, 248, 252, 279, 280, 310, 315, 360, 372, 420, 434, 465, 504, 558, 620, 630, 651, 744, 840, 868, 930, 1085, 1116, 1240, 1260, 1302, 1395, 1736, 1860, 1953, 2170, 2232, 2520, 2604, 2790, 2927, 3255, 3720, 3906, 4340, 5208, 5580, 5854, 6510, 7812, 8680, 8781, 9765, 11160, 11708, 13020, 14635, 15624, 17562, 19530, 20489, 23416, 26040, 26343, 29270, 35124, 39060, 40978, 43905, 52686, 58540, 61467, 70248, 78120, 81956, 87810, 90737, 102445, 105372, 117080, 122934, 131715, 163912, 175620, 181474, 184401, 204890, 210744, 245868, 263430, 272211, 307335, 351240, 362948, 368802, 409780, 453685, 491736, 526860, 544422, 614670, 635159, 725896, 737604, 816633, 819560, 907370, 922005, 1053720, 1088844, 1229340, 1270318, 1361055, 1475208, 1633266, 1814740, 1844010, 1905477, 2177688, 2458680, 2540636, 2722110, 3175795, 3266532, 3629480, 3688020, 3810954, 4083165, 5081272, 5444220, 5716431, 6351590, 6533064, 7376040, 7621908, 8166330, 9527385, 10888440, 11432862, 12703180, 15243816, 16332660, 19054770, 22865724, 25406360, 28582155, 32665320, 38109540, 45731448, 57164310, 76219080, 114328620, 228657240]

約数ペア:

[(1, 228657240), (2, 114328620), (3, 76219080), (4, 57164310), (5, 45731448), (6, 38109540), (7, 32665320), (8, 28582155), (9, 25406360), (10, 22865724), (12, 19054770), (14, 16332660), (15, 15243816), (18, 12703180), (20, 11432862), (21, 10888440), (24, 9527385), (28, 8166330), (30, 7621908), (31, 7376040), (35, 6533064), (36, 6351590), (40, 5716431), (42, 5444220), (45, 5081272), (56, 4083165), (60, 3810954), (62, 3688020), (63, 3629480), (70, 3266532), (72, 3175795), (84, 2722110), (90, 2540636), (93, 2458680), (105, 2177688), (120, 1905477), (124, 1844010), (126, 1814740), (140, 1633266), (155, 1475208), (168, 1361055), (180, 1270318), (186, 1229340), (210, 1088844), (217, 1053720), (248, 922005), (252, 907370), (279, 819560), (280, 816633), (310, 737604), (315, 725896), (360, 635159), (372, 614670), (420, 544422), (434, 526860), (465, 491736), (504, 453685), (558, 409780), (620, 368802), (630, 362948), (651, 351240), (744, 307335), (840, 272211), (868, 263430), (930, 245868), (1085, 210744), (1116, 204890), (1240, 184401), (1260, 181474), (1302, 175620), (1395, 163912), (1736, 131715), (1860, 122934), (1953, 117080), (2170, 105372), (2232, 102445), (2520, 90737), (2604, 87810), (2790, 81956), (2927, 78120), (3255, 70248), (3720, 61467), (3906, 58540), (4340, 52686), (5208, 43905), (5580, 40978), (5854, 39060), (6510, 35124), (7812, 29270), (8680, 26343), (8781, 26040), (9765, 23416), (11160, 20489), (11708, 19530), (13020, 17562), (14635, 15624)]