221242080

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1427}}^1$

素因数の和:1481

約数の個数: 192

約数和(自身を含む): 777288960

約数和(自身を除く): 556046880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 19, 20, 24, 30, 32, 34, 38, 40, 48, 51, 57, 60, 68, 76, 80, 85, 95, 96, 102, 114, 120, 136, 152, 160, 170, 190, 204, 228, 240, 255, 272, 285, 304, 323, 340, 380, 408, 456, 480, 510, 544, 570, 608, 646, 680, 760, 816, 912, 969, 1020, 1140, 1292, 1360, 1427, 1520, 1615, 1632, 1824, 1938, 2040, 2280, 2584, 2720, 2854, 3040, 3230, 3876, 4080, 4281, 4560, 4845, 5168, 5708, 6460, 7135, 7752, 8160, 8562, 9120, 9690, 10336, 11416, 12920, 14270, 15504, 17124, 19380, 21405, 22832, 24259, 25840, 27113, 28540, 31008, 34248, 38760, 42810, 45664, 48518, 51680, 54226, 57080, 68496, 72777, 77520, 81339, 85620, 97036, 108452, 114160, 121295, 135565, 136992, 145554, 155040, 162678, 171240, 194072, 216904, 228320, 242590, 271130, 291108, 325356, 342480, 363885, 388144, 406695, 433808, 460921, 485180, 542260, 582216, 650712, 684960, 727770, 776288, 813390, 867616, 921842, 970360, 1084520, 1164432, 1301424, 1382763, 1455540, 1626780, 1843684, 1940720, 2169040, 2304605, 2328864, 2602848, 2765526, 2911080, 3253560, 3687368, 3881440, 4338080, 4609210, 5531052, 5822160, 6507120, 6913815, 7374736, 9218420, 11062104, 11644320, 13014240, 13827630, 14749472, 18436840, 22124208, 27655260, 36873680, 44248416, 55310520, 73747360, 110621040, 221242080]

約数ペア:

[(1, 221242080), (2, 110621040), (3, 73747360), (4, 55310520), (5, 44248416), (6, 36873680), (8, 27655260), (10, 22124208), (12, 18436840), (15, 14749472), (16, 13827630), (17, 13014240), (19, 11644320), (20, 11062104), (24, 9218420), (30, 7374736), (32, 6913815), (34, 6507120), (38, 5822160), (40, 5531052), (48, 4609210), (51, 4338080), (57, 3881440), (60, 3687368), (68, 3253560), (76, 2911080), (80, 2765526), (85, 2602848), (95, 2328864), (96, 2304605), (102, 2169040), (114, 1940720), (120, 1843684), (136, 1626780), (152, 1455540), (160, 1382763), (170, 1301424), (190, 1164432), (204, 1084520), (228, 970360), (240, 921842), (255, 867616), (272, 813390), (285, 776288), (304, 727770), (323, 684960), (340, 650712), (380, 582216), (408, 542260), (456, 485180), (480, 460921), (510, 433808), (544, 406695), (570, 388144), (608, 363885), (646, 342480), (680, 325356), (760, 291108), (816, 271130), (912, 242590), (969, 228320), (1020, 216904), (1140, 194072), (1292, 171240), (1360, 162678), (1427, 155040), (1520, 145554), (1615, 136992), (1632, 135565), (1824, 121295), (1938, 114160), (2040, 108452), (2280, 97036), (2584, 85620), (2720, 81339), (2854, 77520), (3040, 72777), (3230, 68496), (3876, 57080), (4080, 54226), (4281, 51680), (4560, 48518), (4845, 45664), (5168, 42810), (5708, 38760), (6460, 34248), (7135, 31008), (7752, 28540), (8160, 27113), (8562, 25840), (9120, 24259), (9690, 22832), (10336, 21405), (11416, 19380), (12920, 17124), (14270, 15504)]