123817680

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{431}}^1$

素因数の和:479

約数の個数: 320

約数和(自身を含む): 514252800

約数和(自身を除く): 390435120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 27, 28, 30, 35, 36, 38, 40, 42, 45, 48, 54, 56, 57, 60, 63, 70, 72, 76, 80, 84, 90, 95, 105, 108, 112, 114, 120, 126, 133, 135, 140, 144, 152, 168, 171, 180, 189, 190, 210, 216, 228, 240, 252, 266, 270, 280, 285, 304, 315, 336, 342, 360, 378, 380, 399, 420, 431, 432, 456, 504, 513, 532, 540, 560, 570, 630, 665, 684, 720, 756, 760, 798, 840, 855, 862, 912, 945, 1008, 1026, 1064, 1080, 1140, 1197, 1260, 1293, 1330, 1368, 1512, 1520, 1596, 1680, 1710, 1724, 1890, 1995, 2052, 2128, 2155, 2160, 2280, 2394, 2520, 2565, 2586, 2660, 2736, 3017, 3024, 3192, 3420, 3448, 3591, 3780, 3879, 3990, 4104, 4310, 4560, 4788, 5040, 5130, 5172, 5320, 5985, 6034, 6384, 6465, 6840, 6896, 7182, 7560, 7758, 7980, 8189, 8208, 8620, 9051, 9576, 10260, 10344, 10640, 11637, 11970, 12068, 12930, 13680, 14364, 15085, 15120, 15516, 15960, 16378, 17240, 17955, 18102, 19152, 19395, 20520, 20688, 23274, 23940, 24136, 24567, 25860, 27153, 28728, 30170, 31032, 31920, 32756, 34480, 35910, 36204, 38790, 40945, 41040, 45255, 46548, 47880, 48272, 49134, 51720, 54306, 57323, 57456, 58185, 60340, 62064, 65512, 71820, 72408, 73701, 77580, 81459, 81890, 90510, 93096, 95760, 98268, 103440, 108612, 114646, 116370, 120680, 122835, 131024, 135765, 143640, 144816, 147402, 155160, 162918, 163780, 171969, 181020, 186192, 196536, 217224, 221103, 229292, 232740, 241360, 245670, 271530, 286615, 287280, 294804, 310320, 325836, 327560, 343938, 362040, 368505, 393072, 407295, 434448, 442206, 458584, 465480, 491340, 515907, 543060, 573230, 589608, 651672, 655120, 687876, 724080, 737010, 814590, 859845, 884412, 917168, 930960, 982680, 1031814, 1086120, 1105515, 1146460, 1179216, 1303344, 1375752, 1474020, 1547721, 1629180, 1719690, 1768824, 1965360, 2063628, 2172240, 2211030, 2292920, 2579535, 2751504, 2948040, 3095442, 3258360, 3439380, 3537648, 4127256, 4422060, 4585840, 5159070, 5896080, 6190884, 6516720, 6878760, 7738605, 8254512, 8844120, 10318140, 12381768, 13757520, 15477210, 17688240, 20636280, 24763536, 30954420, 41272560, 61908840, 123817680]

約数ペア:

[(1, 123817680), (2, 61908840), (3, 41272560), (4, 30954420), (5, 24763536), (6, 20636280), (7, 17688240), (8, 15477210), (9, 13757520), (10, 12381768), (12, 10318140), (14, 8844120), (15, 8254512), (16, 7738605), (18, 6878760), (19, 6516720), (20, 6190884), (21, 5896080), (24, 5159070), (27, 4585840), (28, 4422060), (30, 4127256), (35, 3537648), (36, 3439380), (38, 3258360), (40, 3095442), (42, 2948040), (45, 2751504), (48, 2579535), (54, 2292920), (56, 2211030), (57, 2172240), (60, 2063628), (63, 1965360), (70, 1768824), (72, 1719690), (76, 1629180), (80, 1547721), (84, 1474020), (90, 1375752), (95, 1303344), (105, 1179216), (108, 1146460), (112, 1105515), (114, 1086120), (120, 1031814), (126, 982680), (133, 930960), (135, 917168), (140, 884412), (144, 859845), (152, 814590), (168, 737010), (171, 724080), (180, 687876), (189, 655120), (190, 651672), (210, 589608), (216, 573230), (228, 543060), (240, 515907), (252, 491340), (266, 465480), (270, 458584), (280, 442206), (285, 434448), (304, 407295), (315, 393072), (336, 368505), (342, 362040), (360, 343938), (378, 327560), (380, 325836), (399, 310320), (420, 294804), (431, 287280), (432, 286615), (456, 271530), (504, 245670), (513, 241360), (532, 232740), (540, 229292), (560, 221103), (570, 217224), (630, 196536), (665, 186192), (684, 181020), (720, 171969), (756, 163780), (760, 162918), (798, 155160), (840, 147402), (855, 144816), (862, 143640), (912, 135765), (945, 131024), (1008, 122835), (1026, 120680), (1064, 116370), (1080, 114646), (1140, 108612), (1197, 103440), (1260, 98268), (1293, 95760), (1330, 93096), (1368, 90510), (1512, 81890), (1520, 81459), (1596, 77580), (1680, 73701), (1710, 72408), (1724, 71820), (1890, 65512), (1995, 62064), (2052, 60340), (2128, 58185), (2155, 57456), (2160, 57323), (2280, 54306), (2394, 51720), (2520, 49134), (2565, 48272), (2586, 47880), (2660, 46548), (2736, 45255), (3017, 41040), (3024, 40945), (3192, 38790), (3420, 36204), (3448, 35910), (3591, 34480), (3780, 32756), (3879, 31920), (3990, 31032), (4104, 30170), (4310, 28728), (4560, 27153), (4788, 25860), (5040, 24567), (5130, 24136), (5172, 23940), (5320, 23274), (5985, 20688), (6034, 20520), (6384, 19395), (6465, 19152), (6840, 18102), (6896, 17955), (7182, 17240), (7560, 16378), (7758, 15960), (7980, 15516), (8189, 15120), (8208, 15085), (8620, 14364), (9051, 13680), (9576, 12930), (10260, 12068), (10344, 11970), (10640, 11637)]