247342680

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{223}}^1$

素因数の和:335

約数の個数: 256

約数和(自身を含む): 903168000

約数和(自身を除く): 655825320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 72, 78, 79, 90, 104, 108, 117, 120, 130, 135, 156, 158, 180, 195, 216, 223, 234, 237, 260, 270, 312, 316, 351, 360, 390, 395, 446, 468, 474, 520, 540, 585, 632, 669, 702, 711, 780, 790, 892, 936, 948, 1027, 1080, 1115, 1170, 1185, 1338, 1404, 1422, 1560, 1580, 1755, 1784, 1896, 2007, 2054, 2133, 2230, 2340, 2370, 2676, 2808, 2844, 2899, 3081, 3160, 3345, 3510, 3555, 4014, 4108, 4266, 4460, 4680, 4740, 5135, 5352, 5688, 5798, 6021, 6162, 6690, 7020, 7110, 8028, 8216, 8532, 8697, 8920, 9243, 9480, 10035, 10270, 10665, 11596, 12042, 12324, 13380, 14040, 14220, 14495, 15405, 16056, 17064, 17394, 17617, 18486, 20070, 20540, 21330, 23192, 24084, 24648, 26091, 26760, 27729, 28440, 28990, 30105, 30810, 34788, 35234, 36972, 40140, 41080, 42660, 43485, 46215, 48168, 52182, 52851, 55458, 57980, 60210, 61620, 69576, 70468, 73944, 78273, 80280, 85320, 86970, 88085, 92430, 104364, 105702, 110916, 115960, 120420, 123240, 130455, 138645, 140936, 156546, 158553, 173940, 176170, 184860, 208728, 211404, 221832, 229021, 240840, 260910, 264255, 277290, 313092, 317106, 347880, 352340, 369720, 391365, 422808, 458042, 475659, 521820, 528510, 554580, 626184, 634212, 687063, 704680, 782730, 792765, 916084, 951318, 1043640, 1057020, 1109160, 1145105, 1268424, 1374126, 1565460, 1585530, 1832168, 1902636, 2061189, 2114040, 2290210, 2378295, 2748252, 3130920, 3171060, 3435315, 3805272, 4122378, 4580420, 4756590, 5496504, 6183567, 6342120, 6870630, 8244756, 9160840, 9513180, 10305945, 12367134, 13741260, 16489512, 19026360, 20611890, 24734268, 27482520, 30917835, 41223780, 49468536, 61835670, 82447560, 123671340, 247342680]

約数ペア:

[(1, 247342680), (2, 123671340), (3, 82447560), (4, 61835670), (5, 49468536), (6, 41223780), (8, 30917835), (9, 27482520), (10, 24734268), (12, 20611890), (13, 19026360), (15, 16489512), (18, 13741260), (20, 12367134), (24, 10305945), (26, 9513180), (27, 9160840), (30, 8244756), (36, 6870630), (39, 6342120), (40, 6183567), (45, 5496504), (52, 4756590), (54, 4580420), (60, 4122378), (65, 3805272), (72, 3435315), (78, 3171060), (79, 3130920), (90, 2748252), (104, 2378295), (108, 2290210), (117, 2114040), (120, 2061189), (130, 1902636), (135, 1832168), (156, 1585530), (158, 1565460), (180, 1374126), (195, 1268424), (216, 1145105), (223, 1109160), (234, 1057020), (237, 1043640), (260, 951318), (270, 916084), (312, 792765), (316, 782730), (351, 704680), (360, 687063), (390, 634212), (395, 626184), (446, 554580), (468, 528510), (474, 521820), (520, 475659), (540, 458042), (585, 422808), (632, 391365), (669, 369720), (702, 352340), (711, 347880), (780, 317106), (790, 313092), (892, 277290), (936, 264255), (948, 260910), (1027, 240840), (1080, 229021), (1115, 221832), (1170, 211404), (1185, 208728), (1338, 184860), (1404, 176170), (1422, 173940), (1560, 158553), (1580, 156546), (1755, 140936), (1784, 138645), (1896, 130455), (2007, 123240), (2054, 120420), (2133, 115960), (2230, 110916), (2340, 105702), (2370, 104364), (2676, 92430), (2808, 88085), (2844, 86970), (2899, 85320), (3081, 80280), (3160, 78273), (3345, 73944), (3510, 70468), (3555, 69576), (4014, 61620), (4108, 60210), (4266, 57980), (4460, 55458), (4680, 52851), (4740, 52182), (5135, 48168), (5352, 46215), (5688, 43485), (5798, 42660), (6021, 41080), (6162, 40140), (6690, 36972), (7020, 35234), (7110, 34788), (8028, 30810), (8216, 30105), (8532, 28990), (8697, 28440), (8920, 27729), (9243, 26760), (9480, 26091), (10035, 24648), (10270, 24084), (10665, 23192), (11596, 21330), (12042, 20540), (12324, 20070), (13380, 18486), (14040, 17617), (14220, 17394), (14495, 17064), (15405, 16056)]