488168560

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{271}}^1$

素因数の和:407

約数の個数: 160

約数和(自身を含む): 1311344640

約数和(自身を除く): 823176080

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 40, 44, 46, 55, 80, 88, 89, 92, 110, 115, 176, 178, 184, 220, 230, 253, 271, 356, 368, 440, 445, 460, 506, 542, 712, 880, 890, 920, 979, 1012, 1084, 1265, 1355, 1424, 1780, 1840, 1958, 2024, 2047, 2168, 2530, 2710, 2981, 3560, 3916, 4048, 4094, 4336, 4895, 5060, 5420, 5962, 6233, 7120, 7832, 8188, 9790, 10120, 10235, 10840, 11924, 12466, 14905, 15664, 16376, 19580, 20240, 20470, 21680, 22517, 23848, 24119, 24932, 29810, 31165, 32752, 39160, 40940, 45034, 47696, 48238, 49864, 59620, 62330, 68563, 78320, 81880, 90068, 96476, 99728, 112585, 119240, 120595, 124660, 137126, 163760, 180136, 192952, 225170, 238480, 241190, 249320, 265309, 274252, 342815, 360272, 385904, 450340, 482380, 498640, 530618, 548504, 554737, 685630, 900680, 964760, 1061236, 1097008, 1109474, 1326545, 1371260, 1801360, 1929520, 2122472, 2218948, 2653090, 2742520, 2773685, 4244944, 4437896, 5306180, 5485040, 5547370, 6102107, 8875792, 10612360, 11094740, 12204214, 21224720, 22189480, 24408428, 30510535, 44378960, 48816856, 61021070, 97633712, 122042140, 244084280, 488168560]

約数ペア:

[(1, 488168560), (2, 244084280), (4, 122042140), (5, 97633712), (8, 61021070), (10, 48816856), (11, 44378960), (16, 30510535), (20, 24408428), (22, 22189480), (23, 21224720), (40, 12204214), (44, 11094740), (46, 10612360), (55, 8875792), (80, 6102107), (88, 5547370), (89, 5485040), (92, 5306180), (110, 4437896), (115, 4244944), (176, 2773685), (178, 2742520), (184, 2653090), (220, 2218948), (230, 2122472), (253, 1929520), (271, 1801360), (356, 1371260), (368, 1326545), (440, 1109474), (445, 1097008), (460, 1061236), (506, 964760), (542, 900680), (712, 685630), (880, 554737), (890, 548504), (920, 530618), (979, 498640), (1012, 482380), (1084, 450340), (1265, 385904), (1355, 360272), (1424, 342815), (1780, 274252), (1840, 265309), (1958, 249320), (2024, 241190), (2047, 238480), (2168, 225170), (2530, 192952), (2710, 180136), (2981, 163760), (3560, 137126), (3916, 124660), (4048, 120595), (4094, 119240), (4336, 112585), (4895, 99728), (5060, 96476), (5420, 90068), (5962, 81880), (6233, 78320), (7120, 68563), (7832, 62330), (8188, 59620), (9790, 49864), (10120, 48238), (10235, 47696), (10840, 45034), (11924, 40940), (12466, 39160), (14905, 32752), (15664, 31165), (16376, 29810), (19580, 24932), (20240, 24119), (20470, 23848), (21680, 22517)]