21263809440

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{42719}}^1$

素因数の和:42815

約数の個数: 192

約数和(自身を含む): 72085386240

約数和(自身を除く): 50821576800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 61, 68, 80, 85, 96, 102, 120, 122, 136, 160, 170, 183, 204, 240, 244, 255, 272, 305, 340, 366, 408, 480, 488, 510, 544, 610, 680, 732, 816, 915, 976, 1020, 1037, 1220, 1360, 1464, 1632, 1830, 1952, 2040, 2074, 2440, 2720, 2928, 3111, 3660, 4080, 4148, 4880, 5185, 5856, 6222, 7320, 8160, 8296, 9760, 10370, 12444, 14640, 15555, 16592, 20740, 24888, 29280, 31110, 33184, 41480, 42719, 49776, 62220, 82960, 85438, 99552, 124440, 128157, 165920, 170876, 213595, 248880, 256314, 341752, 427190, 497760, 512628, 640785, 683504, 726223, 854380, 1025256, 1281570, 1367008, 1452446, 1708760, 2050512, 2178669, 2563140, 2605859, 2904892, 3417520, 3631115, 4101024, 4357338, 5126280, 5211718, 5809784, 6835040, 7262230, 7817577, 8714676, 10252560, 10423436, 10893345, 11619568, 13029295, 14524460, 15635154, 17429352, 20505120, 20846872, 21786690, 23239136, 26058590, 29048920, 31270308, 34858704, 39087885, 41693744, 43573380, 44299603, 52117180, 58097840, 62540616, 69717408, 78175770, 83387488, 87146760, 88599206, 104234360, 116195680, 125081232, 132898809, 156351540, 174293520, 177198412, 208468720, 221498015, 250162464, 265797618, 312703080, 348587040, 354396824, 416937440, 442996030, 531595236, 625406160, 664494045, 708793648, 885992060, 1063190472, 1250812320, 1328988090, 1417587296, 1771984120, 2126380944, 2657976180, 3543968240, 4252761888, 5315952360, 7087936480, 10631904720, 21263809440]

約数ペア:

[(1, 21263809440), (2, 10631904720), (3, 7087936480), (4, 5315952360), (5, 4252761888), (6, 3543968240), (8, 2657976180), (10, 2126380944), (12, 1771984120), (15, 1417587296), (16, 1328988090), (17, 1250812320), (20, 1063190472), (24, 885992060), (30, 708793648), (32, 664494045), (34, 625406160), (40, 531595236), (48, 442996030), (51, 416937440), (60, 354396824), (61, 348587040), (68, 312703080), (80, 265797618), (85, 250162464), (96, 221498015), (102, 208468720), (120, 177198412), (122, 174293520), (136, 156351540), (160, 132898809), (170, 125081232), (183, 116195680), (204, 104234360), (240, 88599206), (244, 87146760), (255, 83387488), (272, 78175770), (305, 69717408), (340, 62540616), (366, 58097840), (408, 52117180), (480, 44299603), (488, 43573380), (510, 41693744), (544, 39087885), (610, 34858704), (680, 31270308), (732, 29048920), (816, 26058590), (915, 23239136), (976, 21786690), (1020, 20846872), (1037, 20505120), (1220, 17429352), (1360, 15635154), (1464, 14524460), (1632, 13029295), (1830, 11619568), (1952, 10893345), (2040, 10423436), (2074, 10252560), (2440, 8714676), (2720, 7817577), (2928, 7262230), (3111, 6835040), (3660, 5809784), (4080, 5211718), (4148, 5126280), (4880, 4357338), (5185, 4101024), (5856, 3631115), (6222, 3417520), (7320, 2904892), (8160, 2605859), (8296, 2563140), (9760, 2178669), (10370, 2050512), (12444, 1708760), (14640, 1452446), (15555, 1367008), (16592, 1281570), (20740, 1025256), (24888, 854380), (29280, 726223), (31110, 683504), (33184, 640785), (41480, 512628), (42719, 497760), (49776, 427190), (62220, 341752), (82960, 256314), (85438, 248880), (99552, 213595), (124440, 170876), (128157, 165920)]