2145248000

素因数分解:

$2^8\times 5^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1$

素因数の和:256

約数の個数: 288

約数和(自身を含む): 6247183488

約数和(自身を除く): 4101935488

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 61, 64, 70, 80, 100, 112, 122, 125, 128, 140, 157, 160, 175, 200, 224, 244, 250, 256, 280, 305, 314, 320, 350, 400, 427, 448, 488, 500, 560, 610, 628, 640, 700, 785, 800, 854, 875, 896, 976, 1000, 1099, 1120, 1220, 1256, 1280, 1400, 1525, 1570, 1600, 1708, 1750, 1792, 1952, 2000, 2135, 2198, 2240, 2440, 2512, 2800, 3050, 3140, 3200, 3416, 3500, 3904, 3925, 4000, 4270, 4396, 4480, 4880, 5024, 5495, 5600, 6100, 6280, 6400, 6832, 7000, 7625, 7808, 7850, 8000, 8540, 8792, 8960, 9577, 9760, 10048, 10675, 10990, 11200, 12200, 12560, 13664, 14000, 15250, 15616, 15700, 16000, 17080, 17584, 19154, 19520, 19625, 20096, 21350, 21980, 22400, 24400, 25120, 27328, 27475, 28000, 30500, 31400, 32000, 34160, 35168, 38308, 39040, 39250, 40192, 42700, 43960, 44800, 47885, 48800, 50240, 53375, 54656, 54950, 56000, 61000, 62800, 67039, 68320, 70336, 76616, 78080, 78500, 85400, 87920, 95770, 97600, 100480, 106750, 109312, 109900, 112000, 122000, 125600, 134078, 136640, 137375, 140672, 153232, 157000, 170800, 175840, 191540, 195200, 200960, 213500, 219800, 224000, 239425, 244000, 251200, 268156, 273280, 274750, 281344, 306464, 314000, 335195, 341600, 351680, 383080, 390400, 427000, 439600, 478850, 488000, 502400, 536312, 546560, 549500, 612928, 628000, 670390, 683200, 703360, 766160, 854000, 879200, 957700, 976000, 1004800, 1072624, 1099000, 1197125, 1225856, 1256000, 1340780, 1366400, 1406720, 1532320, 1675975, 1708000, 1758400, 1915400, 1952000, 2145248, 2198000, 2394250, 2451712, 2512000, 2681560, 2732800, 3064640, 3351950, 3416000, 3516800, 3830800, 4290496, 4396000, 4788500, 5024000, 5363120, 6129280, 6703900, 6832000, 7033600, 7661600, 8379875, 8580992, 8792000, 9577000, 10726240, 12258560, 13407800, 13664000, 15323200, 16759750, 17161984, 17584000, 19154000, 21452480, 26815600, 30646400, 33519500, 35168000, 38308000, 42904960, 53631200, 61292800, 67039000, 76616000, 85809920, 107262400, 134078000, 153232000, 214524800, 268156000, 306464000, 429049600, 536312000, 1072624000, 2145248000]

約数ペア:

[(1, 2145248000), (2, 1072624000), (4, 536312000), (5, 429049600), (7, 306464000), (8, 268156000), (10, 214524800), (14, 153232000), (16, 134078000), (20, 107262400), (25, 85809920), (28, 76616000), (32, 67039000), (35, 61292800), (40, 53631200), (50, 42904960), (56, 38308000), (61, 35168000), (64, 33519500), (70, 30646400), (80, 26815600), (100, 21452480), (112, 19154000), (122, 17584000), (125, 17161984), (128, 16759750), (140, 15323200), (157, 13664000), (160, 13407800), (175, 12258560), (200, 10726240), (224, 9577000), (244, 8792000), (250, 8580992), (256, 8379875), (280, 7661600), (305, 7033600), (314, 6832000), (320, 6703900), (350, 6129280), (400, 5363120), (427, 5024000), (448, 4788500), (488, 4396000), (500, 4290496), (560, 3830800), (610, 3516800), (628, 3416000), (640, 3351950), (700, 3064640), (785, 2732800), (800, 2681560), (854, 2512000), (875, 2451712), (896, 2394250), (976, 2198000), (1000, 2145248), (1099, 1952000), (1120, 1915400), (1220, 1758400), (1256, 1708000), (1280, 1675975), (1400, 1532320), (1525, 1406720), (1570, 1366400), (1600, 1340780), (1708, 1256000), (1750, 1225856), (1792, 1197125), (1952, 1099000), (2000, 1072624), (2135, 1004800), (2198, 976000), (2240, 957700), (2440, 879200), (2512, 854000), (2800, 766160), (3050, 703360), (3140, 683200), (3200, 670390), (3416, 628000), (3500, 612928), (3904, 549500), (3925, 546560), (4000, 536312), (4270, 502400), (4396, 488000), (4480, 478850), (4880, 439600), (5024, 427000), (5495, 390400), (5600, 383080), (6100, 351680), (6280, 341600), (6400, 335195), (6832, 314000), (7000, 306464), (7625, 281344), (7808, 274750), (7850, 273280), (8000, 268156), (8540, 251200), (8792, 244000), (8960, 239425), (9577, 224000), (9760, 219800), (10048, 213500), (10675, 200960), (10990, 195200), (11200, 191540), (12200, 175840), (12560, 170800), (13664, 157000), (14000, 153232), (15250, 140672), (15616, 137375), (15700, 136640), (16000, 134078), (17080, 125600), (17584, 122000), (19154, 112000), (19520, 109900), (19625, 109312), (20096, 106750), (21350, 100480), (21980, 97600), (22400, 95770), (24400, 87920), (25120, 85400), (27328, 78500), (27475, 78080), (28000, 76616), (30500, 70336), (31400, 68320), (32000, 67039), (34160, 62800), (35168, 61000), (38308, 56000), (39040, 54950), (39250, 54656), (40192, 53375), (42700, 50240), (43960, 48800), (44800, 47885)]