21508939920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{599}}^1\times {\mathrm{677}}^1$

素因数の和:1322

約数の個数: 320

約数和(自身を含む): 76270118400

約数和(自身を除く): 54761178480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 17, 20, 24, 26, 30, 34, 39, 40, 48, 51, 52, 60, 65, 68, 78, 80, 85, 102, 104, 120, 130, 136, 156, 170, 195, 204, 208, 221, 240, 255, 260, 272, 312, 340, 390, 408, 442, 510, 520, 599, 624, 663, 677, 680, 780, 816, 884, 1020, 1040, 1105, 1198, 1326, 1354, 1360, 1560, 1768, 1797, 2031, 2040, 2210, 2396, 2652, 2708, 2995, 3120, 3315, 3385, 3536, 3594, 4062, 4080, 4420, 4792, 5304, 5416, 5990, 6630, 6770, 7188, 7787, 8124, 8801, 8840, 8985, 9584, 10155, 10183, 10608, 10832, 11509, 11980, 13260, 13540, 14376, 15574, 16248, 17602, 17680, 17970, 20310, 20366, 23018, 23361, 23960, 26403, 26520, 27080, 28752, 30549, 31148, 32496, 34527, 35204, 35940, 38935, 40620, 40732, 44005, 46036, 46722, 47920, 50915, 52806, 53040, 54160, 57545, 61098, 62296, 69054, 70408, 71880, 77870, 81240, 81464, 88010, 92072, 93444, 101830, 105612, 115090, 116805, 122196, 124592, 132015, 132379, 138108, 140816, 143760, 149617, 152745, 155740, 162480, 162928, 172635, 176020, 184144, 186888, 203660, 211224, 230180, 233610, 244392, 264030, 264758, 276216, 299234, 305490, 311480, 345270, 352040, 373776, 397137, 405523, 407320, 422448, 448851, 460360, 467220, 488784, 528060, 529516, 552432, 598468, 610980, 622960, 661895, 690540, 704080, 748085, 794274, 811046, 814640, 897702, 920720, 934440, 1056120, 1059032, 1196936, 1216569, 1221960, 1323790, 1381080, 1496170, 1588548, 1622092, 1795404, 1868880, 1985685, 2027615, 2112240, 2118064, 2244255, 2393872, 2433138, 2443920, 2647580, 2762160, 2992340, 3177096, 3244184, 3590808, 3971370, 4055230, 4488510, 4866276, 5271799, 5295160, 5984680, 6082845, 6354192, 6488368, 6893891, 7181616, 7942740, 8110460, 8977020, 9732552, 10543598, 10590320, 11969360, 12165690, 13787782, 15815397, 15885480, 16220920, 17954040, 19465104, 20681673, 21087196, 24331380, 26358995, 27575564, 31630794, 31770960, 32441840, 34469455, 35908080, 41363346, 42174392, 48662760, 52717990, 55151128, 63261588, 68938910, 79076985, 82726692, 84348784, 89620583, 97325520, 103408365, 105435980, 110302256, 126523176, 137877820, 158153970, 165453384, 179241166, 206816730, 210871960, 253046352, 268861749, 275755640, 316307940, 330906768, 358482332, 413633460, 421743920, 448102915, 537723498, 551511280, 632615880, 716964664, 827266920, 896205830, 1075446996, 1265231760, 1344308745, 1433929328, 1654533840, 1792411660, 2150893992, 2688617490, 3584823320, 4301787984, 5377234980, 7169646640, 10754469960, 21508939920]

約数ペア:

[(1, 21508939920), (2, 10754469960), (3, 7169646640), (4, 5377234980), (5, 4301787984), (6, 3584823320), (8, 2688617490), (10, 2150893992), (12, 1792411660), (13, 1654533840), (15, 1433929328), (16, 1344308745), (17, 1265231760), (20, 1075446996), (24, 896205830), (26, 827266920), (30, 716964664), (34, 632615880), (39, 551511280), (40, 537723498), (48, 448102915), (51, 421743920), (52, 413633460), (60, 358482332), (65, 330906768), (68, 316307940), (78, 275755640), (80, 268861749), (85, 253046352), (102, 210871960), (104, 206816730), (120, 179241166), (130, 165453384), (136, 158153970), (156, 137877820), (170, 126523176), (195, 110302256), (204, 105435980), (208, 103408365), (221, 97325520), (240, 89620583), (255, 84348784), (260, 82726692), (272, 79076985), (312, 68938910), (340, 63261588), (390, 55151128), (408, 52717990), (442, 48662760), (510, 42174392), (520, 41363346), (599, 35908080), (624, 34469455), (663, 32441840), (677, 31770960), (680, 31630794), (780, 27575564), (816, 26358995), (884, 24331380), (1020, 21087196), (1040, 20681673), (1105, 19465104), (1198, 17954040), (1326, 16220920), (1354, 15885480), (1360, 15815397), (1560, 13787782), (1768, 12165690), (1797, 11969360), (2031, 10590320), (2040, 10543598), (2210, 9732552), (2396, 8977020), (2652, 8110460), (2708, 7942740), (2995, 7181616), (3120, 6893891), (3315, 6488368), (3385, 6354192), (3536, 6082845), (3594, 5984680), (4062, 5295160), (4080, 5271799), (4420, 4866276), (4792, 4488510), (5304, 4055230), (5416, 3971370), (5990, 3590808), (6630, 3244184), (6770, 3177096), (7188, 2992340), (7787, 2762160), (8124, 2647580), (8801, 2443920), (8840, 2433138), (8985, 2393872), (9584, 2244255), (10155, 2118064), (10183, 2112240), (10608, 2027615), (10832, 1985685), (11509, 1868880), (11980, 1795404), (13260, 1622092), (13540, 1588548), (14376, 1496170), (15574, 1381080), (16248, 1323790), (17602, 1221960), (17680, 1216569), (17970, 1196936), (20310, 1059032), (20366, 1056120), (23018, 934440), (23361, 920720), (23960, 897702), (26403, 814640), (26520, 811046), (27080, 794274), (28752, 748085), (30549, 704080), (31148, 690540), (32496, 661895), (34527, 622960), (35204, 610980), (35940, 598468), (38935, 552432), (40620, 529516), (40732, 528060), (44005, 488784), (46036, 467220), (46722, 460360), (47920, 448851), (50915, 422448), (52806, 407320), (53040, 405523), (54160, 397137), (57545, 373776), (61098, 352040), (62296, 345270), (69054, 311480), (70408, 305490), (71880, 299234), (77870, 276216), (81240, 264758), (81464, 264030), (88010, 244392), (92072, 233610), (93444, 230180), (101830, 211224), (105612, 203660), (115090, 186888), (116805, 184144), (122196, 176020), (124592, 172635), (132015, 162928), (132379, 162480), (138108, 155740), (140816, 152745), (143760, 149617)]