254169720

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{349}}^1$

素因数の和:407

約数の個数: 288

約数和(自身を含む): 1005732000

約数和(自身を除く): 751562280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 17, 18, 20, 21, 24, 28, 30, 34, 35, 36, 40, 42, 45, 51, 56, 60, 63, 68, 70, 72, 84, 85, 90, 102, 105, 119, 120, 126, 136, 140, 153, 168, 170, 180, 204, 210, 238, 252, 255, 280, 289, 306, 315, 340, 349, 357, 360, 408, 420, 476, 504, 510, 578, 595, 612, 630, 680, 698, 714, 765, 840, 867, 952, 1020, 1047, 1071, 1156, 1190, 1224, 1260, 1396, 1428, 1445, 1530, 1734, 1745, 1785, 2023, 2040, 2094, 2142, 2312, 2380, 2443, 2520, 2601, 2792, 2856, 2890, 3060, 3141, 3468, 3490, 3570, 4046, 4188, 4284, 4335, 4760, 4886, 5202, 5235, 5355, 5780, 5933, 6069, 6120, 6282, 6936, 6980, 7140, 7329, 8092, 8376, 8568, 8670, 9772, 10115, 10404, 10470, 10710, 11560, 11866, 12138, 12215, 12564, 13005, 13960, 14280, 14658, 15705, 16184, 17340, 17799, 18207, 19544, 20230, 20808, 20940, 21420, 21987, 23732, 24276, 24430, 25128, 26010, 29316, 29665, 30345, 31410, 34680, 35598, 36414, 36645, 40460, 41531, 41880, 42840, 43974, 47464, 48552, 48860, 52020, 53397, 58632, 59330, 60690, 62820, 71196, 72828, 73290, 80920, 83062, 87948, 88995, 91035, 97720, 100861, 104040, 106794, 109935, 118660, 121380, 124593, 125640, 142392, 145656, 146580, 166124, 175896, 177990, 182070, 201722, 207655, 213588, 219870, 237320, 242760, 249186, 266985, 293160, 302583, 332248, 355980, 364140, 373779, 403444, 415310, 427176, 439740, 498372, 504305, 533970, 605166, 622965, 706027, 711960, 728280, 747558, 806888, 830620, 879480, 907749, 996744, 1008610, 1067940, 1210332, 1245930, 1412054, 1495116, 1512915, 1661240, 1815498, 1868895, 2017220, 2118081, 2135880, 2420664, 2491860, 2824108, 2990232, 3025830, 3530135, 3630996, 3737790, 4034440, 4236162, 4538745, 4983720, 5648216, 6051660, 6354243, 7060270, 7261992, 7475580, 8472324, 9077490, 10590405, 12103320, 12708486, 14120540, 14951160, 16944648, 18154980, 21180810, 25416972, 28241080, 31771215, 36309960, 42361620, 50833944, 63542430, 84723240, 127084860, 254169720]

約数ペア:

[(1, 254169720), (2, 127084860), (3, 84723240), (4, 63542430), (5, 50833944), (6, 42361620), (7, 36309960), (8, 31771215), (9, 28241080), (10, 25416972), (12, 21180810), (14, 18154980), (15, 16944648), (17, 14951160), (18, 14120540), (20, 12708486), (21, 12103320), (24, 10590405), (28, 9077490), (30, 8472324), (34, 7475580), (35, 7261992), (36, 7060270), (40, 6354243), (42, 6051660), (45, 5648216), (51, 4983720), (56, 4538745), (60, 4236162), (63, 4034440), (68, 3737790), (70, 3630996), (72, 3530135), (84, 3025830), (85, 2990232), (90, 2824108), (102, 2491860), (105, 2420664), (119, 2135880), (120, 2118081), (126, 2017220), (136, 1868895), (140, 1815498), (153, 1661240), (168, 1512915), (170, 1495116), (180, 1412054), (204, 1245930), (210, 1210332), (238, 1067940), (252, 1008610), (255, 996744), (280, 907749), (289, 879480), (306, 830620), (315, 806888), (340, 747558), (349, 728280), (357, 711960), (360, 706027), (408, 622965), (420, 605166), (476, 533970), (504, 504305), (510, 498372), (578, 439740), (595, 427176), (612, 415310), (630, 403444), (680, 373779), (698, 364140), (714, 355980), (765, 332248), (840, 302583), (867, 293160), (952, 266985), (1020, 249186), (1047, 242760), (1071, 237320), (1156, 219870), (1190, 213588), (1224, 207655), (1260, 201722), (1396, 182070), (1428, 177990), (1445, 175896), (1530, 166124), (1734, 146580), (1745, 145656), (1785, 142392), (2023, 125640), (2040, 124593), (2094, 121380), (2142, 118660), (2312, 109935), (2380, 106794), (2443, 104040), (2520, 100861), (2601, 97720), (2792, 91035), (2856, 88995), (2890, 87948), (3060, 83062), (3141, 80920), (3468, 73290), (3490, 72828), (3570, 71196), (4046, 62820), (4188, 60690), (4284, 59330), (4335, 58632), (4760, 53397), (4886, 52020), (5202, 48860), (5235, 48552), (5355, 47464), (5780, 43974), (5933, 42840), (6069, 41880), (6120, 41531), (6282, 40460), (6936, 36645), (6980, 36414), (7140, 35598), (7329, 34680), (8092, 31410), (8376, 30345), (8568, 29665), (8670, 29316), (9772, 26010), (10115, 25128), (10404, 24430), (10470, 24276), (10710, 23732), (11560, 21987), (11866, 21420), (12138, 20940), (12215, 20808), (12564, 20230), (13005, 19544), (13960, 18207), (14280, 17799), (14658, 17340), (15705, 16184)]