631718496

素因数分解:

$2^5\times 3^2\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{409}}^1$

素因数の和:629

約数の個数: 144

約数和(自身を含む): 1869678720

約数和(自身を除く): 1237960224

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 72, 93, 96, 124, 144, 173, 186, 248, 279, 288, 346, 372, 409, 496, 519, 558, 692, 744, 818, 992, 1038, 1116, 1227, 1384, 1488, 1557, 1636, 2076, 2232, 2454, 2768, 2976, 3114, 3272, 3681, 4152, 4464, 4908, 5363, 5536, 6228, 6544, 7362, 8304, 8928, 9816, 10726, 12456, 12679, 13088, 14724, 16089, 16608, 19632, 21452, 24912, 25358, 29448, 32178, 38037, 39264, 42904, 48267, 49824, 50716, 58896, 64356, 70757, 76074, 85808, 96534, 101432, 114111, 117792, 128712, 141514, 152148, 171616, 193068, 202864, 212271, 228222, 257424, 283028, 304296, 386136, 405728, 424542, 456444, 514848, 566056, 608592, 636813, 772272, 849084, 912888, 1132112, 1217184, 1273626, 1544544, 1698168, 1825776, 2193467, 2264224, 2547252, 3396336, 3651552, 4386934, 5094504, 6580401, 6792672, 8773868, 10189008, 13160802, 17547736, 19741203, 20378016, 26321604, 35095472, 39482406, 52643208, 70190944, 78964812, 105286416, 157929624, 210572832, 315859248, 631718496]

約数ペア:

[(1, 631718496), (2, 315859248), (3, 210572832), (4, 157929624), (6, 105286416), (8, 78964812), (9, 70190944), (12, 52643208), (16, 39482406), (18, 35095472), (24, 26321604), (31, 20378016), (32, 19741203), (36, 17547736), (48, 13160802), (62, 10189008), (72, 8773868), (93, 6792672), (96, 6580401), (124, 5094504), (144, 4386934), (173, 3651552), (186, 3396336), (248, 2547252), (279, 2264224), (288, 2193467), (346, 1825776), (372, 1698168), (409, 1544544), (496, 1273626), (519, 1217184), (558, 1132112), (692, 912888), (744, 849084), (818, 772272), (992, 636813), (1038, 608592), (1116, 566056), (1227, 514848), (1384, 456444), (1488, 424542), (1557, 405728), (1636, 386136), (2076, 304296), (2232, 283028), (2454, 257424), (2768, 228222), (2976, 212271), (3114, 202864), (3272, 193068), (3681, 171616), (4152, 152148), (4464, 141514), (4908, 128712), (5363, 117792), (5536, 114111), (6228, 101432), (6544, 96534), (7362, 85808), (8304, 76074), (8928, 70757), (9816, 64356), (10726, 58896), (12456, 50716), (12679, 49824), (13088, 48267), (14724, 42904), (16089, 39264), (16608, 38037), (19632, 32178), (21452, 29448), (24912, 25358)]