181690920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{263}}^1$

素因数の和:400

約数の個数: 192

約数和(自身を含む): 630115200

約数和(自身を除く): 448424280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 72, 76, 90, 95, 101, 114, 120, 152, 171, 180, 190, 202, 228, 263, 285, 303, 342, 360, 380, 404, 456, 505, 526, 570, 606, 684, 760, 789, 808, 855, 909, 1010, 1052, 1140, 1212, 1315, 1368, 1515, 1578, 1710, 1818, 1919, 2020, 2104, 2280, 2367, 2424, 2630, 3030, 3156, 3420, 3636, 3838, 3945, 4040, 4545, 4734, 4997, 5260, 5757, 6060, 6312, 6840, 7272, 7676, 7890, 9090, 9468, 9595, 9994, 10520, 11514, 11835, 12120, 14991, 15352, 15780, 17271, 18180, 18936, 19190, 19988, 23028, 23670, 24985, 26563, 28785, 29982, 31560, 34542, 36360, 38380, 39976, 44973, 46056, 47340, 49970, 53126, 57570, 59964, 69084, 74955, 76760, 79689, 86355, 89946, 94680, 99940, 106252, 115140, 119928, 132815, 138168, 149910, 159378, 172710, 179892, 199880, 212504, 224865, 230280, 239067, 265630, 299820, 318756, 345420, 359784, 398445, 449730, 478134, 504697, 531260, 599640, 637512, 690840, 796890, 899460, 956268, 1009394, 1062520, 1195335, 1514091, 1593780, 1798920, 1912536, 2018788, 2390670, 2523485, 3028182, 3187560, 4037576, 4542273, 4781340, 5046970, 6056364, 7570455, 9084546, 9562680, 10093940, 12112728, 15140910, 18169092, 20187880, 22711365, 30281820, 36338184, 45422730, 60563640, 90845460, 181690920]

約数ペア:

[(1, 181690920), (2, 90845460), (3, 60563640), (4, 45422730), (5, 36338184), (6, 30281820), (8, 22711365), (9, 20187880), (10, 18169092), (12, 15140910), (15, 12112728), (18, 10093940), (19, 9562680), (20, 9084546), (24, 7570455), (30, 6056364), (36, 5046970), (38, 4781340), (40, 4542273), (45, 4037576), (57, 3187560), (60, 3028182), (72, 2523485), (76, 2390670), (90, 2018788), (95, 1912536), (101, 1798920), (114, 1593780), (120, 1514091), (152, 1195335), (171, 1062520), (180, 1009394), (190, 956268), (202, 899460), (228, 796890), (263, 690840), (285, 637512), (303, 599640), (342, 531260), (360, 504697), (380, 478134), (404, 449730), (456, 398445), (505, 359784), (526, 345420), (570, 318756), (606, 299820), (684, 265630), (760, 239067), (789, 230280), (808, 224865), (855, 212504), (909, 199880), (1010, 179892), (1052, 172710), (1140, 159378), (1212, 149910), (1315, 138168), (1368, 132815), (1515, 119928), (1578, 115140), (1710, 106252), (1818, 99940), (1919, 94680), (2020, 89946), (2104, 86355), (2280, 79689), (2367, 76760), (2424, 74955), (2630, 69084), (3030, 59964), (3156, 57570), (3420, 53126), (3636, 49970), (3838, 47340), (3945, 46056), (4040, 44973), (4545, 39976), (4734, 38380), (4997, 36360), (5260, 34542), (5757, 31560), (6060, 29982), (6312, 28785), (6840, 26563), (7272, 24985), (7676, 23670), (7890, 23028), (9090, 19988), (9468, 19190), (9595, 18936), (9994, 18180), (10520, 17271), (11514, 15780), (11835, 15352), (12120, 14991)]