721888320

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{191}}^1$

素因数の和:369

約数の個数: 224

約数和(自身を含む): 2397044736

約数和(自身を除く): 1675156416

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 127, 155, 160, 186, 191, 192, 240, 248, 254, 310, 320, 372, 381, 382, 465, 480, 496, 508, 573, 620, 635, 744, 762, 764, 930, 955, 960, 992, 1016, 1146, 1240, 1270, 1488, 1524, 1528, 1860, 1905, 1910, 1984, 2032, 2292, 2480, 2540, 2865, 2976, 3048, 3056, 3720, 3810, 3820, 3937, 4064, 4584, 4960, 5080, 5730, 5921, 5952, 6096, 6112, 7440, 7620, 7640, 7874, 8128, 9168, 9920, 10160, 11460, 11811, 11842, 12192, 12224, 14880, 15240, 15280, 15748, 17763, 18336, 19685, 20320, 22920, 23622, 23684, 24257, 24384, 29605, 29760, 30480, 30560, 31496, 35526, 36672, 39370, 40640, 45840, 47244, 47368, 48514, 59055, 59210, 60960, 61120, 62992, 71052, 72771, 78740, 88815, 91680, 94488, 94736, 97028, 118110, 118420, 121285, 121920, 125984, 142104, 145542, 157480, 177630, 183360, 188976, 189472, 194056, 236220, 236840, 242570, 251968, 284208, 291084, 314960, 355260, 363855, 377952, 378944, 388112, 472440, 473680, 485140, 568416, 582168, 629920, 710520, 727710, 751967, 755904, 776224, 944880, 947360, 970280, 1136832, 1164336, 1259840, 1421040, 1455420, 1503934, 1552448, 1889760, 1894720, 1940560, 2255901, 2328672, 2842080, 2910840, 3007868, 3759835, 3779520, 3881120, 4511802, 4657344, 5684160, 5821680, 6015736, 7519670, 7762240, 9023604, 11279505, 11643360, 12031472, 15039340, 18047208, 22559010, 23286720, 24062944, 30078680, 36094416, 45118020, 48125888, 60157360, 72188832, 90236040, 120314720, 144377664, 180472080, 240629440, 360944160, 721888320]

約数ペア:

[(1, 721888320), (2, 360944160), (3, 240629440), (4, 180472080), (5, 144377664), (6, 120314720), (8, 90236040), (10, 72188832), (12, 60157360), (15, 48125888), (16, 45118020), (20, 36094416), (24, 30078680), (30, 24062944), (31, 23286720), (32, 22559010), (40, 18047208), (48, 15039340), (60, 12031472), (62, 11643360), (64, 11279505), (80, 9023604), (93, 7762240), (96, 7519670), (120, 6015736), (124, 5821680), (127, 5684160), (155, 4657344), (160, 4511802), (186, 3881120), (191, 3779520), (192, 3759835), (240, 3007868), (248, 2910840), (254, 2842080), (310, 2328672), (320, 2255901), (372, 1940560), (381, 1894720), (382, 1889760), (465, 1552448), (480, 1503934), (496, 1455420), (508, 1421040), (573, 1259840), (620, 1164336), (635, 1136832), (744, 970280), (762, 947360), (764, 944880), (930, 776224), (955, 755904), (960, 751967), (992, 727710), (1016, 710520), (1146, 629920), (1240, 582168), (1270, 568416), (1488, 485140), (1524, 473680), (1528, 472440), (1860, 388112), (1905, 378944), (1910, 377952), (1984, 363855), (2032, 355260), (2292, 314960), (2480, 291084), (2540, 284208), (2865, 251968), (2976, 242570), (3048, 236840), (3056, 236220), (3720, 194056), (3810, 189472), (3820, 188976), (3937, 183360), (4064, 177630), (4584, 157480), (4960, 145542), (5080, 142104), (5730, 125984), (5921, 121920), (5952, 121285), (6096, 118420), (6112, 118110), (7440, 97028), (7620, 94736), (7640, 94488), (7874, 91680), (8128, 88815), (9168, 78740), (9920, 72771), (10160, 71052), (11460, 62992), (11811, 61120), (11842, 60960), (12192, 59210), (12224, 59055), (14880, 48514), (15240, 47368), (15280, 47244), (15748, 45840), (17763, 40640), (18336, 39370), (19685, 36672), (20320, 35526), (22920, 31496), (23622, 30560), (23684, 30480), (24257, 29760), (24384, 29605)]