18785308680

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{443}}^1\times {\mathrm{1931}}^1$

素因数の和:2452

約数の個数: 192

約数和(自身を含む): 62225392320

約数和(自身を除く): 43440083640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 61, 72, 90, 120, 122, 180, 183, 244, 305, 360, 366, 443, 488, 549, 610, 732, 886, 915, 1098, 1220, 1329, 1464, 1772, 1830, 1931, 2196, 2215, 2440, 2658, 2745, 3544, 3660, 3862, 3987, 4392, 4430, 5316, 5490, 5793, 6645, 7320, 7724, 7974, 8860, 9655, 10632, 10980, 11586, 13290, 15448, 15948, 17379, 17720, 19310, 19935, 21960, 23172, 26580, 27023, 28965, 31896, 34758, 38620, 39870, 46344, 53160, 54046, 57930, 69516, 77240, 79740, 81069, 86895, 108092, 115860, 117791, 135115, 139032, 159480, 162138, 173790, 216184, 231720, 235582, 243207, 270230, 324276, 347580, 353373, 405345, 471164, 486414, 540460, 588955, 648552, 695160, 706746, 810690, 855433, 942328, 972828, 1060119, 1080920, 1177910, 1216035, 1413492, 1621380, 1710866, 1766865, 1945656, 2120238, 2355820, 2432070, 2566299, 2826984, 3242760, 3421732, 3533730, 4240476, 4277165, 4711640, 4864140, 5132598, 5300595, 6843464, 7067460, 7698897, 8480952, 8554330, 9728280, 10265196, 10601190, 12831495, 14134920, 15397794, 17108660, 20530392, 21202380, 25662990, 30795588, 34217320, 38494485, 42404760, 51325980, 52181413, 61591176, 76988970, 102651960, 104362826, 153977940, 156544239, 208725652, 260907065, 307955880, 313088478, 417451304, 469632717, 521814130, 626176956, 782721195, 939265434, 1043628260, 1252353912, 1565442390, 1878530868, 2087256520, 2348163585, 3130884780, 3757061736, 4696327170, 6261769560, 9392654340, 18785308680]

約数ペア:

[(1, 18785308680), (2, 9392654340), (3, 6261769560), (4, 4696327170), (5, 3757061736), (6, 3130884780), (8, 2348163585), (9, 2087256520), (10, 1878530868), (12, 1565442390), (15, 1252353912), (18, 1043628260), (20, 939265434), (24, 782721195), (30, 626176956), (36, 521814130), (40, 469632717), (45, 417451304), (60, 313088478), (61, 307955880), (72, 260907065), (90, 208725652), (120, 156544239), (122, 153977940), (180, 104362826), (183, 102651960), (244, 76988970), (305, 61591176), (360, 52181413), (366, 51325980), (443, 42404760), (488, 38494485), (549, 34217320), (610, 30795588), (732, 25662990), (886, 21202380), (915, 20530392), (1098, 17108660), (1220, 15397794), (1329, 14134920), (1464, 12831495), (1772, 10601190), (1830, 10265196), (1931, 9728280), (2196, 8554330), (2215, 8480952), (2440, 7698897), (2658, 7067460), (2745, 6843464), (3544, 5300595), (3660, 5132598), (3862, 4864140), (3987, 4711640), (4392, 4277165), (4430, 4240476), (5316, 3533730), (5490, 3421732), (5793, 3242760), (6645, 2826984), (7320, 2566299), (7724, 2432070), (7974, 2355820), (8860, 2120238), (9655, 1945656), (10632, 1766865), (10980, 1710866), (11586, 1621380), (13290, 1413492), (15448, 1216035), (15948, 1177910), (17379, 1080920), (17720, 1060119), (19310, 972828), (19935, 942328), (21960, 855433), (23172, 810690), (26580, 706746), (27023, 695160), (28965, 648552), (31896, 588955), (34758, 540460), (38620, 486414), (39870, 471164), (46344, 405345), (53160, 353373), (54046, 347580), (57930, 324276), (69516, 270230), (77240, 243207), (79740, 235582), (81069, 231720), (86895, 216184), (108092, 173790), (115860, 162138), (117791, 159480), (135115, 139032)]