66446640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{229}}^1$

素因数の和:292

約数の個数: 240

約数和(自身を含む): 249150720

約数和(自身を除く): 182704080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 31, 36, 39, 40, 45, 48, 52, 60, 62, 65, 72, 78, 80, 90, 93, 104, 117, 120, 124, 130, 144, 155, 156, 180, 186, 195, 208, 229, 234, 240, 248, 260, 279, 310, 312, 360, 372, 390, 403, 458, 465, 468, 496, 520, 558, 585, 620, 624, 687, 720, 744, 780, 806, 916, 930, 936, 1040, 1116, 1145, 1170, 1209, 1240, 1374, 1395, 1488, 1560, 1612, 1832, 1860, 1872, 2015, 2061, 2232, 2290, 2340, 2418, 2480, 2748, 2790, 2977, 3120, 3224, 3435, 3627, 3664, 3720, 4030, 4122, 4464, 4580, 4680, 4836, 5496, 5580, 5954, 6045, 6448, 6870, 7099, 7254, 7440, 8060, 8244, 8931, 9160, 9360, 9672, 10305, 10992, 11160, 11908, 12090, 13740, 14198, 14508, 14885, 16120, 16488, 17862, 18135, 18320, 19344, 20610, 21297, 22320, 23816, 24180, 26793, 27480, 28396, 29016, 29770, 32240, 32976, 35495, 35724, 36270, 41220, 42594, 44655, 47632, 48360, 53586, 54960, 56792, 58032, 59540, 63891, 70990, 71448, 72540, 82440, 85188, 89310, 92287, 96720, 106485, 107172, 113584, 119080, 127782, 133965, 141980, 142896, 145080, 164880, 170376, 178620, 184574, 212970, 214344, 238160, 255564, 267930, 276861, 283960, 290160, 319455, 340752, 357240, 369148, 425940, 428688, 461435, 511128, 535860, 553722, 567920, 638910, 714480, 738296, 830583, 851880, 922870, 1022256, 1071720, 1107444, 1277820, 1384305, 1476592, 1661166, 1703760, 1845740, 2143440, 2214888, 2555640, 2768610, 3322332, 3691480, 4152915, 4429776, 5111280, 5537220, 6644664, 7382960, 8305830, 11074440, 13289328, 16611660, 22148880, 33223320, 66446640]

約数ペア:

[(1, 66446640), (2, 33223320), (3, 22148880), (4, 16611660), (5, 13289328), (6, 11074440), (8, 8305830), (9, 7382960), (10, 6644664), (12, 5537220), (13, 5111280), (15, 4429776), (16, 4152915), (18, 3691480), (20, 3322332), (24, 2768610), (26, 2555640), (30, 2214888), (31, 2143440), (36, 1845740), (39, 1703760), (40, 1661166), (45, 1476592), (48, 1384305), (52, 1277820), (60, 1107444), (62, 1071720), (65, 1022256), (72, 922870), (78, 851880), (80, 830583), (90, 738296), (93, 714480), (104, 638910), (117, 567920), (120, 553722), (124, 535860), (130, 511128), (144, 461435), (155, 428688), (156, 425940), (180, 369148), (186, 357240), (195, 340752), (208, 319455), (229, 290160), (234, 283960), (240, 276861), (248, 267930), (260, 255564), (279, 238160), (310, 214344), (312, 212970), (360, 184574), (372, 178620), (390, 170376), (403, 164880), (458, 145080), (465, 142896), (468, 141980), (496, 133965), (520, 127782), (558, 119080), (585, 113584), (620, 107172), (624, 106485), (687, 96720), (720, 92287), (744, 89310), (780, 85188), (806, 82440), (916, 72540), (930, 71448), (936, 70990), (1040, 63891), (1116, 59540), (1145, 58032), (1170, 56792), (1209, 54960), (1240, 53586), (1374, 48360), (1395, 47632), (1488, 44655), (1560, 42594), (1612, 41220), (1832, 36270), (1860, 35724), (1872, 35495), (2015, 32976), (2061, 32240), (2232, 29770), (2290, 29016), (2340, 28396), (2418, 27480), (2480, 26793), (2748, 24180), (2790, 23816), (2977, 22320), (3120, 21297), (3224, 20610), (3435, 19344), (3627, 18320), (3664, 18135), (3720, 17862), (4030, 16488), (4122, 16120), (4464, 14885), (4580, 14508), (4680, 14198), (4836, 13740), (5496, 12090), (5580, 11908), (5954, 11160), (6045, 10992), (6448, 10305), (6870, 9672), (7099, 9360), (7254, 9160), (7440, 8931), (8060, 8244)]