31918867680

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{47737}}^1$

素因数の和:47961

約数の個数: 192

約数和(自身を含む): 115487769600

約数和(自身を除く): 83568901920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 199, 210, 224, 240, 280, 336, 398, 420, 480, 560, 597, 672, 796, 840, 995, 1120, 1194, 1393, 1592, 1680, 1990, 2388, 2786, 2985, 3184, 3360, 3980, 4179, 4776, 5572, 5970, 6368, 6965, 7960, 8358, 9552, 11144, 11940, 13930, 15920, 16716, 19104, 20895, 22288, 23880, 27860, 31840, 33432, 41790, 44576, 47737, 47760, 55720, 66864, 83580, 95474, 95520, 111440, 133728, 143211, 167160, 190948, 222880, 238685, 286422, 334159, 334320, 381896, 477370, 572844, 668318, 668640, 716055, 763792, 954740, 1002477, 1145688, 1336636, 1432110, 1527584, 1670795, 1909480, 2004954, 2291376, 2673272, 2864220, 3341590, 3818960, 4009908, 4582752, 5012385, 5346544, 5728440, 6683180, 7637920, 8019816, 9499663, 10024770, 10693088, 11456880, 13366360, 16039632, 18999326, 20049540, 22913760, 26732720, 28498989, 32079264, 37998652, 40099080, 47498315, 53465440, 56997978, 66497641, 75997304, 80198160, 94996630, 113995956, 132995282, 142494945, 151994608, 160396320, 189993260, 199492923, 227991912, 265990564, 284989890, 303989216, 332488205, 379986520, 398985846, 455983824, 531981128, 569979780, 664976410, 759973040, 797971692, 911967648, 997464615, 1063962256, 1139959560, 1329952820, 1519946080, 1595943384, 1994929230, 2127924512, 2279919120, 2659905640, 3191886768, 3989858460, 4559838240, 5319811280, 6383773536, 7979716920, 10639622560, 15959433840, 31918867680]

約数ペア:

[(1, 31918867680), (2, 15959433840), (3, 10639622560), (4, 7979716920), (5, 6383773536), (6, 5319811280), (7, 4559838240), (8, 3989858460), (10, 3191886768), (12, 2659905640), (14, 2279919120), (15, 2127924512), (16, 1994929230), (20, 1595943384), (21, 1519946080), (24, 1329952820), (28, 1139959560), (30, 1063962256), (32, 997464615), (35, 911967648), (40, 797971692), (42, 759973040), (48, 664976410), (56, 569979780), (60, 531981128), (70, 455983824), (80, 398985846), (84, 379986520), (96, 332488205), (105, 303989216), (112, 284989890), (120, 265990564), (140, 227991912), (160, 199492923), (168, 189993260), (199, 160396320), (210, 151994608), (224, 142494945), (240, 132995282), (280, 113995956), (336, 94996630), (398, 80198160), (420, 75997304), (480, 66497641), (560, 56997978), (597, 53465440), (672, 47498315), (796, 40099080), (840, 37998652), (995, 32079264), (1120, 28498989), (1194, 26732720), (1393, 22913760), (1592, 20049540), (1680, 18999326), (1990, 16039632), (2388, 13366360), (2786, 11456880), (2985, 10693088), (3184, 10024770), (3360, 9499663), (3980, 8019816), (4179, 7637920), (4776, 6683180), (5572, 5728440), (5970, 5346544), (6368, 5012385), (6965, 4582752), (7960, 4009908), (8358, 3818960), (9552, 3341590), (11144, 2864220), (11940, 2673272), (13930, 2291376), (15920, 2004954), (16716, 1909480), (19104, 1670795), (20895, 1527584), (22288, 1432110), (23880, 1336636), (27860, 1145688), (31840, 1002477), (33432, 954740), (41790, 763792), (44576, 716055), (47737, 668640), (47760, 668318), (55720, 572844), (66864, 477370), (83580, 381896), (95474, 334320), (95520, 334159), (111440, 286422), (133728, 238685), (143211, 222880), (167160, 190948)]