19688472720

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{17209}}^1$

素因数の和:17462

約数の個数: 240

約数和(自身を含む): 75903534720

約数和(自身を除く): 56215062000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 227, 240, 252, 280, 315, 336, 360, 420, 454, 504, 560, 630, 681, 720, 840, 908, 1008, 1135, 1260, 1362, 1589, 1680, 1816, 2043, 2270, 2520, 2724, 3178, 3405, 3632, 4086, 4540, 4767, 5040, 5448, 6356, 6810, 7945, 8172, 9080, 9534, 10215, 10896, 12712, 13620, 14301, 15890, 16344, 17209, 18160, 19068, 20430, 23835, 25424, 27240, 28602, 31780, 32688, 34418, 38136, 40860, 47670, 51627, 54480, 57204, 63560, 68836, 71505, 76272, 81720, 86045, 95340, 103254, 114408, 120463, 127120, 137672, 143010, 154881, 163440, 172090, 190680, 206508, 228816, 240926, 258135, 275344, 286020, 309762, 344180, 361389, 381360, 413016, 481852, 516270, 572040, 602315, 619524, 688360, 722778, 774405, 826032, 963704, 1032540, 1084167, 1144080, 1204630, 1239048, 1376720, 1445556, 1548810, 1806945, 1927408, 2065080, 2168334, 2409260, 2478096, 2891112, 3097620, 3613890, 3906443, 4130160, 4336668, 4818520, 5420835, 5782224, 6195240, 7227780, 7812886, 8673336, 9637040, 10841670, 11719329, 12390480, 14455560, 15625772, 17346672, 19532215, 21683340, 23438658, 27345101, 28911120, 31251544, 35157987, 39064430, 43366680, 46877316, 54690202, 58596645, 62503088, 70315974, 78128860, 82035303, 86733360, 93754632, 109380404, 117193290, 136725505, 140631948, 156257720, 164070606, 175789935, 187509264, 218760808, 234386580, 246105909, 273451010, 281263896, 312515440, 328141212, 351579870, 410176515, 437521616, 468773160, 492211818, 546902020, 562527792, 656282424, 703159740, 820353030, 937546320, 984423636, 1093804040, 1230529545, 1312564848, 1406319480, 1640706060, 1968847272, 2187608080, 2461059090, 2812638960, 3281412120, 3937694544, 4922118180, 6562824240, 9844236360, 19688472720]

約数ペア:

[(1, 19688472720), (2, 9844236360), (3, 6562824240), (4, 4922118180), (5, 3937694544), (6, 3281412120), (7, 2812638960), (8, 2461059090), (9, 2187608080), (10, 1968847272), (12, 1640706060), (14, 1406319480), (15, 1312564848), (16, 1230529545), (18, 1093804040), (20, 984423636), (21, 937546320), (24, 820353030), (28, 703159740), (30, 656282424), (35, 562527792), (36, 546902020), (40, 492211818), (42, 468773160), (45, 437521616), (48, 410176515), (56, 351579870), (60, 328141212), (63, 312515440), (70, 281263896), (72, 273451010), (80, 246105909), (84, 234386580), (90, 218760808), (105, 187509264), (112, 175789935), (120, 164070606), (126, 156257720), (140, 140631948), (144, 136725505), (168, 117193290), (180, 109380404), (210, 93754632), (227, 86733360), (240, 82035303), (252, 78128860), (280, 70315974), (315, 62503088), (336, 58596645), (360, 54690202), (420, 46877316), (454, 43366680), (504, 39064430), (560, 35157987), (630, 31251544), (681, 28911120), (720, 27345101), (840, 23438658), (908, 21683340), (1008, 19532215), (1135, 17346672), (1260, 15625772), (1362, 14455560), (1589, 12390480), (1680, 11719329), (1816, 10841670), (2043, 9637040), (2270, 8673336), (2520, 7812886), (2724, 7227780), (3178, 6195240), (3405, 5782224), (3632, 5420835), (4086, 4818520), (4540, 4336668), (4767, 4130160), (5040, 3906443), (5448, 3613890), (6356, 3097620), (6810, 2891112), (7945, 2478096), (8172, 2409260), (9080, 2168334), (9534, 2065080), (10215, 1927408), (10896, 1806945), (12712, 1548810), (13620, 1445556), (14301, 1376720), (15890, 1239048), (16344, 1204630), (17209, 1144080), (18160, 1084167), (19068, 1032540), (20430, 963704), (23835, 826032), (25424, 774405), (27240, 722778), (28602, 688360), (31780, 619524), (32688, 602315), (34418, 572040), (38136, 516270), (40860, 481852), (47670, 413016), (51627, 381360), (54480, 361389), (57204, 344180), (63560, 309762), (68836, 286020), (71505, 275344), (76272, 258135), (81720, 240926), (86045, 228816), (95340, 206508), (103254, 190680), (114408, 172090), (120463, 163440), (127120, 154881), (137672, 143010)]