80446800

素因数分解:

$2^4\times 3^1\times 5^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1$

素因数の和:246

約数の個数: 240

約数和(自身を含む): 301246592

約数和(自身を除く): 220799792

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 35, 40, 42, 48, 50, 56, 60, 61, 70, 75, 80, 84, 100, 105, 112, 120, 122, 140, 150, 157, 168, 175, 183, 200, 210, 240, 244, 280, 300, 305, 314, 336, 350, 366, 400, 420, 427, 471, 488, 525, 560, 600, 610, 628, 700, 732, 785, 840, 854, 915, 942, 976, 1050, 1099, 1200, 1220, 1256, 1281, 1400, 1464, 1525, 1570, 1680, 1708, 1830, 1884, 2100, 2135, 2198, 2355, 2440, 2512, 2562, 2800, 2928, 3050, 3140, 3297, 3416, 3660, 3768, 3925, 4200, 4270, 4396, 4575, 4710, 4880, 5124, 5495, 6100, 6280, 6405, 6594, 6832, 7320, 7536, 7850, 8400, 8540, 8792, 9150, 9420, 9577, 10248, 10675, 10990, 11775, 12200, 12560, 12810, 13188, 14640, 15700, 16485, 17080, 17584, 18300, 18840, 19154, 20496, 21350, 21980, 23550, 24400, 25620, 26376, 27475, 28731, 31400, 32025, 32970, 34160, 36600, 37680, 38308, 42700, 43960, 47100, 47885, 51240, 52752, 54950, 57462, 62800, 64050, 65940, 67039, 73200, 76616, 82425, 85400, 87920, 94200, 95770, 102480, 109900, 114924, 128100, 131880, 134078, 143655, 153232, 164850, 170800, 188400, 191540, 201117, 219800, 229848, 239425, 256200, 263760, 268156, 287310, 329700, 335195, 383080, 402234, 439600, 459696, 478850, 512400, 536312, 574620, 659400, 670390, 718275, 766160, 804468, 957700, 1005585, 1072624, 1149240, 1318800, 1340780, 1436550, 1608936, 1675975, 1915400, 2011170, 2298480, 2681560, 2873100, 3217872, 3351950, 3830800, 4022340, 5027925, 5363120, 5746200, 6703900, 8044680, 10055850, 11492400, 13407800, 16089360, 20111700, 26815600, 40223400, 80446800]

約数ペア:

[(1, 80446800), (2, 40223400), (3, 26815600), (4, 20111700), (5, 16089360), (6, 13407800), (7, 11492400), (8, 10055850), (10, 8044680), (12, 6703900), (14, 5746200), (15, 5363120), (16, 5027925), (20, 4022340), (21, 3830800), (24, 3351950), (25, 3217872), (28, 2873100), (30, 2681560), (35, 2298480), (40, 2011170), (42, 1915400), (48, 1675975), (50, 1608936), (56, 1436550), (60, 1340780), (61, 1318800), (70, 1149240), (75, 1072624), (80, 1005585), (84, 957700), (100, 804468), (105, 766160), (112, 718275), (120, 670390), (122, 659400), (140, 574620), (150, 536312), (157, 512400), (168, 478850), (175, 459696), (183, 439600), (200, 402234), (210, 383080), (240, 335195), (244, 329700), (280, 287310), (300, 268156), (305, 263760), (314, 256200), (336, 239425), (350, 229848), (366, 219800), (400, 201117), (420, 191540), (427, 188400), (471, 170800), (488, 164850), (525, 153232), (560, 143655), (600, 134078), (610, 131880), (628, 128100), (700, 114924), (732, 109900), (785, 102480), (840, 95770), (854, 94200), (915, 87920), (942, 85400), (976, 82425), (1050, 76616), (1099, 73200), (1200, 67039), (1220, 65940), (1256, 64050), (1281, 62800), (1400, 57462), (1464, 54950), (1525, 52752), (1570, 51240), (1680, 47885), (1708, 47100), (1830, 43960), (1884, 42700), (2100, 38308), (2135, 37680), (2198, 36600), (2355, 34160), (2440, 32970), (2512, 32025), (2562, 31400), (2800, 28731), (2928, 27475), (3050, 26376), (3140, 25620), (3297, 24400), (3416, 23550), (3660, 21980), (3768, 21350), (3925, 20496), (4200, 19154), (4270, 18840), (4396, 18300), (4575, 17584), (4710, 17080), (4880, 16485), (5124, 15700), (5495, 14640), (6100, 13188), (6280, 12810), (6405, 12560), (6594, 12200), (6832, 11775), (7320, 10990), (7536, 10675), (7850, 10248), (8400, 9577), (8540, 9420), (8792, 9150)]