181450440

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{229}}^1$

素因数の和:348

約数の個数: 192

約数和(自身を含む): 620006400

約数和(自身を除く): 438555960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 45, 60, 62, 71, 72, 90, 93, 120, 124, 142, 155, 180, 186, 213, 229, 248, 279, 284, 310, 355, 360, 372, 426, 458, 465, 558, 568, 620, 639, 687, 710, 744, 852, 916, 930, 1065, 1116, 1145, 1240, 1278, 1374, 1395, 1420, 1704, 1832, 1860, 2061, 2130, 2201, 2232, 2290, 2556, 2748, 2790, 2840, 3195, 3435, 3720, 4122, 4260, 4402, 4580, 5112, 5496, 5580, 6390, 6603, 6870, 7099, 8244, 8520, 8804, 9160, 10305, 11005, 11160, 12780, 13206, 13740, 14198, 16259, 16488, 17608, 19809, 20610, 21297, 22010, 25560, 26412, 27480, 28396, 32518, 33015, 35495, 39618, 41220, 42594, 44020, 48777, 52824, 56792, 63891, 65036, 66030, 70990, 79236, 81295, 82440, 85188, 88040, 97554, 99045, 106485, 127782, 130072, 132060, 141980, 146331, 158472, 162590, 170376, 195108, 198090, 212970, 243885, 255564, 264120, 283960, 292662, 319455, 325180, 390216, 396180, 425940, 487770, 504029, 511128, 585324, 638910, 650360, 731655, 792360, 851880, 975540, 1008058, 1170648, 1277820, 1463310, 1512087, 1951080, 2016116, 2520145, 2555640, 2926620, 3024174, 4032232, 4536261, 5040290, 5853240, 6048348, 7560435, 9072522, 10080580, 12096696, 15120870, 18145044, 20161160, 22681305, 30241740, 36290088, 45362610, 60483480, 90725220, 181450440]

約数ペア:

[(1, 181450440), (2, 90725220), (3, 60483480), (4, 45362610), (5, 36290088), (6, 30241740), (8, 22681305), (9, 20161160), (10, 18145044), (12, 15120870), (15, 12096696), (18, 10080580), (20, 9072522), (24, 7560435), (30, 6048348), (31, 5853240), (36, 5040290), (40, 4536261), (45, 4032232), (60, 3024174), (62, 2926620), (71, 2555640), (72, 2520145), (90, 2016116), (93, 1951080), (120, 1512087), (124, 1463310), (142, 1277820), (155, 1170648), (180, 1008058), (186, 975540), (213, 851880), (229, 792360), (248, 731655), (279, 650360), (284, 638910), (310, 585324), (355, 511128), (360, 504029), (372, 487770), (426, 425940), (458, 396180), (465, 390216), (558, 325180), (568, 319455), (620, 292662), (639, 283960), (687, 264120), (710, 255564), (744, 243885), (852, 212970), (916, 198090), (930, 195108), (1065, 170376), (1116, 162590), (1145, 158472), (1240, 146331), (1278, 141980), (1374, 132060), (1395, 130072), (1420, 127782), (1704, 106485), (1832, 99045), (1860, 97554), (2061, 88040), (2130, 85188), (2201, 82440), (2232, 81295), (2290, 79236), (2556, 70990), (2748, 66030), (2790, 65036), (2840, 63891), (3195, 56792), (3435, 52824), (3720, 48777), (4122, 44020), (4260, 42594), (4402, 41220), (4580, 39618), (5112, 35495), (5496, 33015), (5580, 32518), (6390, 28396), (6603, 27480), (6870, 26412), (7099, 25560), (8244, 22010), (8520, 21297), (8804, 20610), (9160, 19809), (10305, 17608), (11005, 16488), (11160, 16259), (12780, 14198), (13206, 13740)]