663006720

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{659}}^1$

素因数の和:816

約数の個数: 160

約数和(自身を含む): 2138970240

約数和(自身を除く): 1475963520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 131, 160, 192, 240, 256, 262, 320, 384, 393, 480, 512, 524, 640, 655, 659, 768, 786, 960, 1048, 1280, 1310, 1318, 1536, 1572, 1920, 1965, 1977, 2096, 2560, 2620, 2636, 3144, 3295, 3840, 3930, 3954, 4192, 5240, 5272, 6288, 6590, 7680, 7860, 7908, 8384, 9885, 10480, 10544, 12576, 13180, 15720, 15816, 16768, 19770, 20960, 21088, 25152, 26360, 31440, 31632, 33536, 39540, 41920, 42176, 50304, 52720, 62880, 63264, 67072, 79080, 83840, 84352, 86329, 100608, 105440, 125760, 126528, 158160, 167680, 168704, 172658, 201216, 210880, 251520, 253056, 258987, 316320, 335360, 337408, 345316, 421760, 431645, 503040, 506112, 517974, 632640, 690632, 843520, 863290, 1006080, 1012224, 1035948, 1265280, 1294935, 1381264, 1687040, 1726580, 2071896, 2530560, 2589870, 2762528, 3453160, 4143792, 5061120, 5179740, 5525056, 6906320, 8287584, 10359480, 11050112, 13812640, 16575168, 20718960, 22100224, 27625280, 33150336, 41437920, 44200448, 55250560, 66300672, 82875840, 110501120, 132601344, 165751680, 221002240, 331503360, 663006720]

約数ペア:

[(1, 663006720), (2, 331503360), (3, 221002240), (4, 165751680), (5, 132601344), (6, 110501120), (8, 82875840), (10, 66300672), (12, 55250560), (15, 44200448), (16, 41437920), (20, 33150336), (24, 27625280), (30, 22100224), (32, 20718960), (40, 16575168), (48, 13812640), (60, 11050112), (64, 10359480), (80, 8287584), (96, 6906320), (120, 5525056), (128, 5179740), (131, 5061120), (160, 4143792), (192, 3453160), (240, 2762528), (256, 2589870), (262, 2530560), (320, 2071896), (384, 1726580), (393, 1687040), (480, 1381264), (512, 1294935), (524, 1265280), (640, 1035948), (655, 1012224), (659, 1006080), (768, 863290), (786, 843520), (960, 690632), (1048, 632640), (1280, 517974), (1310, 506112), (1318, 503040), (1536, 431645), (1572, 421760), (1920, 345316), (1965, 337408), (1977, 335360), (2096, 316320), (2560, 258987), (2620, 253056), (2636, 251520), (3144, 210880), (3295, 201216), (3840, 172658), (3930, 168704), (3954, 167680), (4192, 158160), (5240, 126528), (5272, 125760), (6288, 105440), (6590, 100608), (7680, 86329), (7860, 84352), (7908, 83840), (8384, 79080), (9885, 67072), (10480, 63264), (10544, 62880), (12576, 52720), (13180, 50304), (15720, 42176), (15816, 41920), (16768, 39540), (19770, 33536), (20960, 31632), (21088, 31440), (25152, 26360)]