2488180240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{431}}^1$

素因数の和:538

約数の個数: 240

約数和(自身を含む): 7293390336

約数和(自身を除く): 4805210096

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 61, 65, 70, 80, 91, 104, 112, 122, 130, 140, 169, 182, 208, 244, 260, 280, 305, 338, 364, 427, 431, 455, 488, 520, 560, 610, 676, 728, 793, 845, 854, 862, 910, 976, 1040, 1183, 1220, 1352, 1456, 1586, 1690, 1708, 1724, 1820, 2135, 2155, 2366, 2440, 2704, 3017, 3172, 3380, 3416, 3448, 3640, 3965, 4270, 4310, 4732, 4880, 5551, 5603, 5915, 6034, 6344, 6760, 6832, 6896, 7280, 7930, 8540, 8620, 9464, 10309, 11102, 11206, 11830, 12068, 12688, 13520, 15085, 15860, 17080, 17240, 18928, 20618, 22204, 22412, 23660, 24136, 26291, 27755, 28015, 30170, 31720, 34160, 34480, 39221, 41236, 44408, 44824, 47320, 48272, 51545, 52582, 55510, 56030, 60340, 63440, 72163, 72839, 78442, 82472, 88816, 89648, 94640, 103090, 105164, 111020, 112060, 120680, 131455, 144326, 145678, 156884, 164944, 184037, 196105, 206180, 210328, 222040, 224120, 241360, 262910, 288652, 291356, 313768, 341783, 360815, 364195, 368074, 392210, 412360, 420656, 444080, 448240, 509873, 525820, 577304, 582712, 627536, 683566, 721630, 728390, 736148, 784420, 824720, 920185, 1019746, 1051640, 1154608, 1165424, 1367132, 1443260, 1456780, 1472296, 1568840, 1708915, 1840370, 2039492, 2103280, 2392481, 2549365, 2734264, 2886520, 2913560, 2944592, 3137680, 3417830, 3680740, 4078984, 4443179, 4784962, 5098730, 5468528, 5773040, 5827120, 6835660, 7361480, 8157968, 8886358, 9569924, 10197460, 11962405, 13671320, 14722960, 17772716, 19139848, 20394920, 22215895, 23924810, 27342640, 31102253, 35545432, 38279696, 40789840, 44431790, 47849620, 62204506, 71090864, 88863580, 95699240, 124409012, 155511265, 177727160, 191398480, 248818024, 311022530, 355454320, 497636048, 622045060, 1244090120, 2488180240]

約数ペア:

[(1, 2488180240), (2, 1244090120), (4, 622045060), (5, 497636048), (7, 355454320), (8, 311022530), (10, 248818024), (13, 191398480), (14, 177727160), (16, 155511265), (20, 124409012), (26, 95699240), (28, 88863580), (35, 71090864), (40, 62204506), (52, 47849620), (56, 44431790), (61, 40789840), (65, 38279696), (70, 35545432), (80, 31102253), (91, 27342640), (104, 23924810), (112, 22215895), (122, 20394920), (130, 19139848), (140, 17772716), (169, 14722960), (182, 13671320), (208, 11962405), (244, 10197460), (260, 9569924), (280, 8886358), (305, 8157968), (338, 7361480), (364, 6835660), (427, 5827120), (431, 5773040), (455, 5468528), (488, 5098730), (520, 4784962), (560, 4443179), (610, 4078984), (676, 3680740), (728, 3417830), (793, 3137680), (845, 2944592), (854, 2913560), (862, 2886520), (910, 2734264), (976, 2549365), (1040, 2392481), (1183, 2103280), (1220, 2039492), (1352, 1840370), (1456, 1708915), (1586, 1568840), (1690, 1472296), (1708, 1456780), (1724, 1443260), (1820, 1367132), (2135, 1165424), (2155, 1154608), (2366, 1051640), (2440, 1019746), (2704, 920185), (3017, 824720), (3172, 784420), (3380, 736148), (3416, 728390), (3448, 721630), (3640, 683566), (3965, 627536), (4270, 582712), (4310, 577304), (4732, 525820), (4880, 509873), (5551, 448240), (5603, 444080), (5915, 420656), (6034, 412360), (6344, 392210), (6760, 368074), (6832, 364195), (6896, 360815), (7280, 341783), (7930, 313768), (8540, 291356), (8620, 288652), (9464, 262910), (10309, 241360), (11102, 224120), (11206, 222040), (11830, 210328), (12068, 206180), (12688, 196105), (13520, 184037), (15085, 164944), (15860, 156884), (17080, 145678), (17240, 144326), (18928, 131455), (20618, 120680), (22204, 112060), (22412, 111020), (23660, 105164), (24136, 103090), (26291, 94640), (27755, 89648), (28015, 88816), (30170, 82472), (31720, 78442), (34160, 72839), (34480, 72163), (39221, 63440), (41236, 60340), (44408, 56030), (44824, 55510), (47320, 52582), (48272, 51545)]