20589787440

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{89087}}^1$

素因数の和:89216

約数の個数: 160

約数和(自身を含む): 71583989760

約数和(自身を除く): 50994202320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 107, 108, 120, 135, 144, 180, 214, 216, 240, 270, 321, 360, 428, 432, 535, 540, 642, 720, 856, 963, 1070, 1080, 1284, 1605, 1712, 1926, 2140, 2160, 2568, 2889, 3210, 3852, 4280, 4815, 5136, 5778, 6420, 7704, 8560, 9630, 11556, 12840, 14445, 15408, 19260, 23112, 25680, 28890, 38520, 46224, 57780, 77040, 89087, 115560, 178174, 231120, 267261, 356348, 445435, 534522, 712696, 801783, 890870, 1069044, 1336305, 1425392, 1603566, 1781740, 2138088, 2405349, 2672610, 3207132, 3563480, 4008915, 4276176, 4810698, 5345220, 6414264, 7126960, 8017830, 9532309, 9621396, 10690440, 12026745, 12828528, 16035660, 19064618, 19242792, 21380880, 24053490, 28596927, 32071320, 38129236, 38485584, 47661545, 48106980, 57193854, 64142640, 76258472, 85790781, 95323090, 96213960, 114387708, 142984635, 152516944, 171581562, 190646180, 192427920, 228775416, 257372343, 285969270, 343163124, 381292360, 428953905, 457550832, 514744686, 571938540, 686326248, 762584720, 857907810, 1029489372, 1143877080, 1286861715, 1372652496, 1715815620, 2058978744, 2287754160, 2573723430, 3431631240, 4117957488, 5147446860, 6863262480, 10294893720, 20589787440]

約数ペア:

[(1, 20589787440), (2, 10294893720), (3, 6863262480), (4, 5147446860), (5, 4117957488), (6, 3431631240), (8, 2573723430), (9, 2287754160), (10, 2058978744), (12, 1715815620), (15, 1372652496), (16, 1286861715), (18, 1143877080), (20, 1029489372), (24, 857907810), (27, 762584720), (30, 686326248), (36, 571938540), (40, 514744686), (45, 457550832), (48, 428953905), (54, 381292360), (60, 343163124), (72, 285969270), (80, 257372343), (90, 228775416), (107, 192427920), (108, 190646180), (120, 171581562), (135, 152516944), (144, 142984635), (180, 114387708), (214, 96213960), (216, 95323090), (240, 85790781), (270, 76258472), (321, 64142640), (360, 57193854), (428, 48106980), (432, 47661545), (535, 38485584), (540, 38129236), (642, 32071320), (720, 28596927), (856, 24053490), (963, 21380880), (1070, 19242792), (1080, 19064618), (1284, 16035660), (1605, 12828528), (1712, 12026745), (1926, 10690440), (2140, 9621396), (2160, 9532309), (2568, 8017830), (2889, 7126960), (3210, 6414264), (3852, 5345220), (4280, 4810698), (4815, 4276176), (5136, 4008915), (5778, 3563480), (6420, 3207132), (7704, 2672610), (8560, 2405349), (9630, 2138088), (11556, 1781740), (12840, 1603566), (14445, 1425392), (15408, 1336305), (19260, 1069044), (23112, 890870), (25680, 801783), (28890, 712696), (38520, 534522), (46224, 445435), (57780, 356348), (77040, 267261), (89087, 231120), (115560, 178174)]