1620085920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{349}}^1\times {\mathrm{509}}^1$

素因数の和:895

約数の個数: 192

約数和(自身を含む): 5397840000

約数和(自身を除く): 3777754080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 76, 80, 95, 96, 114, 120, 152, 160, 190, 228, 240, 285, 304, 349, 380, 456, 480, 509, 570, 608, 698, 760, 912, 1018, 1047, 1140, 1396, 1520, 1527, 1745, 1824, 2036, 2094, 2280, 2545, 2792, 3040, 3054, 3490, 4072, 4188, 4560, 5090, 5235, 5584, 6108, 6631, 6980, 7635, 8144, 8376, 9120, 9671, 10180, 10470, 11168, 12216, 13262, 13960, 15270, 16288, 16752, 19342, 19893, 20360, 20940, 24432, 26524, 27920, 29013, 30540, 33155, 33504, 38684, 39786, 40720, 41880, 48355, 48864, 53048, 55840, 58026, 61080, 66310, 77368, 79572, 81440, 83760, 96710, 99465, 106096, 116052, 122160, 132620, 145065, 154736, 159144, 167520, 177641, 193420, 198930, 212192, 232104, 244320, 265240, 290130, 309472, 318288, 355282, 386840, 397860, 464208, 530480, 532923, 580260, 636576, 710564, 773680, 795720, 888205, 928416, 1060960, 1065846, 1160520, 1421128, 1547360, 1591440, 1776410, 2131692, 2321040, 2664615, 2842256, 3182880, 3375179, 3552820, 4263384, 4642080, 5329230, 5684512, 6750358, 7105640, 8526768, 10125537, 10658460, 13500716, 14211280, 16875895, 17053536, 20251074, 21316920, 27001432, 28422560, 33751790, 40502148, 42633840, 50627685, 54002864, 67503580, 81004296, 85267680, 101255370, 108005728, 135007160, 162008592, 202510740, 270014320, 324017184, 405021480, 540028640, 810042960, 1620085920]

約数ペア:

[(1, 1620085920), (2, 810042960), (3, 540028640), (4, 405021480), (5, 324017184), (6, 270014320), (8, 202510740), (10, 162008592), (12, 135007160), (15, 108005728), (16, 101255370), (19, 85267680), (20, 81004296), (24, 67503580), (30, 54002864), (32, 50627685), (38, 42633840), (40, 40502148), (48, 33751790), (57, 28422560), (60, 27001432), (76, 21316920), (80, 20251074), (95, 17053536), (96, 16875895), (114, 14211280), (120, 13500716), (152, 10658460), (160, 10125537), (190, 8526768), (228, 7105640), (240, 6750358), (285, 5684512), (304, 5329230), (349, 4642080), (380, 4263384), (456, 3552820), (480, 3375179), (509, 3182880), (570, 2842256), (608, 2664615), (698, 2321040), (760, 2131692), (912, 1776410), (1018, 1591440), (1047, 1547360), (1140, 1421128), (1396, 1160520), (1520, 1065846), (1527, 1060960), (1745, 928416), (1824, 888205), (2036, 795720), (2094, 773680), (2280, 710564), (2545, 636576), (2792, 580260), (3040, 532923), (3054, 530480), (3490, 464208), (4072, 397860), (4188, 386840), (4560, 355282), (5090, 318288), (5235, 309472), (5584, 290130), (6108, 265240), (6631, 244320), (6980, 232104), (7635, 212192), (8144, 198930), (8376, 193420), (9120, 177641), (9671, 167520), (10180, 159144), (10470, 154736), (11168, 145065), (12216, 132620), (13262, 122160), (13960, 116052), (15270, 106096), (16288, 99465), (16752, 96710), (19342, 83760), (19893, 81440), (20360, 79572), (20940, 77368), (24432, 66310), (26524, 61080), (27920, 58026), (29013, 55840), (30540, 53048), (33155, 48864), (33504, 48355), (38684, 41880), (39786, 40720)]