64344840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{353}}^1$

素因数の和:412

約数の個数: 192

約数和(自身を含む): 232450560

約数和(自身を除く): 168105720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 49, 56, 60, 62, 70, 84, 93, 98, 105, 120, 124, 140, 147, 155, 168, 186, 196, 210, 217, 245, 248, 280, 294, 310, 353, 372, 392, 420, 434, 465, 490, 588, 620, 651, 706, 735, 744, 840, 868, 930, 980, 1059, 1085, 1176, 1240, 1302, 1412, 1470, 1519, 1736, 1765, 1860, 1960, 2118, 2170, 2471, 2604, 2824, 2940, 3038, 3255, 3530, 3720, 4236, 4340, 4557, 4942, 5208, 5295, 5880, 6076, 6510, 7060, 7413, 7595, 8472, 8680, 9114, 9884, 10590, 10943, 12152, 12355, 13020, 14120, 14826, 15190, 17297, 18228, 19768, 21180, 21886, 22785, 24710, 26040, 29652, 30380, 32829, 34594, 36456, 37065, 42360, 43772, 45570, 49420, 51891, 54715, 59304, 60760, 65658, 69188, 74130, 76601, 86485, 87544, 91140, 98840, 103782, 109430, 131316, 138376, 148260, 153202, 164145, 172970, 182280, 207564, 218860, 229803, 259455, 262632, 296520, 306404, 328290, 345940, 383005, 415128, 437720, 459606, 518910, 536207, 612808, 656580, 691880, 766010, 919212, 1037820, 1072414, 1149015, 1313160, 1532020, 1608621, 1838424, 2075640, 2144828, 2298030, 2681035, 3064040, 3217242, 4289656, 4596060, 5362070, 6434484, 8043105, 9192120, 10724140, 12868968, 16086210, 21448280, 32172420, 64344840]

約数ペア:

[(1, 64344840), (2, 32172420), (3, 21448280), (4, 16086210), (5, 12868968), (6, 10724140), (7, 9192120), (8, 8043105), (10, 6434484), (12, 5362070), (14, 4596060), (15, 4289656), (20, 3217242), (21, 3064040), (24, 2681035), (28, 2298030), (30, 2144828), (31, 2075640), (35, 1838424), (40, 1608621), (42, 1532020), (49, 1313160), (56, 1149015), (60, 1072414), (62, 1037820), (70, 919212), (84, 766010), (93, 691880), (98, 656580), (105, 612808), (120, 536207), (124, 518910), (140, 459606), (147, 437720), (155, 415128), (168, 383005), (186, 345940), (196, 328290), (210, 306404), (217, 296520), (245, 262632), (248, 259455), (280, 229803), (294, 218860), (310, 207564), (353, 182280), (372, 172970), (392, 164145), (420, 153202), (434, 148260), (465, 138376), (490, 131316), (588, 109430), (620, 103782), (651, 98840), (706, 91140), (735, 87544), (744, 86485), (840, 76601), (868, 74130), (930, 69188), (980, 65658), (1059, 60760), (1085, 59304), (1176, 54715), (1240, 51891), (1302, 49420), (1412, 45570), (1470, 43772), (1519, 42360), (1736, 37065), (1765, 36456), (1860, 34594), (1960, 32829), (2118, 30380), (2170, 29652), (2471, 26040), (2604, 24710), (2824, 22785), (2940, 21886), (3038, 21180), (3255, 19768), (3530, 18228), (3720, 17297), (4236, 15190), (4340, 14826), (4557, 14120), (4942, 13020), (5208, 12355), (5295, 12152), (5880, 10943), (6076, 10590), (6510, 9884), (7060, 9114), (7413, 8680), (7595, 8472)]