248459520

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{727}}^1$

素因数の和:840

約数の個数: 144

約数和(自身を含む): 803537280

約数和(自身を除く): 555077760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 89, 96, 120, 128, 160, 178, 192, 240, 256, 267, 320, 356, 384, 445, 480, 534, 640, 712, 727, 768, 890, 960, 1068, 1280, 1335, 1424, 1454, 1780, 1920, 2136, 2181, 2670, 2848, 2908, 3560, 3635, 3840, 4272, 4362, 5340, 5696, 5816, 7120, 7270, 8544, 8724, 10680, 10905, 11392, 11632, 14240, 14540, 17088, 17448, 21360, 21810, 22784, 23264, 28480, 29080, 34176, 34896, 42720, 43620, 46528, 56960, 58160, 64703, 68352, 69792, 85440, 87240, 93056, 113920, 116320, 129406, 139584, 170880, 174480, 186112, 194109, 232640, 258812, 279168, 323515, 341760, 348960, 388218, 465280, 517624, 558336, 647030, 697920, 776436, 930560, 970545, 1035248, 1294060, 1395840, 1552872, 1941090, 2070496, 2588120, 2791680, 3105744, 3882180, 4140992, 5176240, 6211488, 7764360, 8281984, 10352480, 12422976, 15528720, 16563968, 20704960, 24845952, 31057440, 41409920, 49691904, 62114880, 82819840, 124229760, 248459520]

約数ペア:

[(1, 248459520), (2, 124229760), (3, 82819840), (4, 62114880), (5, 49691904), (6, 41409920), (8, 31057440), (10, 24845952), (12, 20704960), (15, 16563968), (16, 15528720), (20, 12422976), (24, 10352480), (30, 8281984), (32, 7764360), (40, 6211488), (48, 5176240), (60, 4140992), (64, 3882180), (80, 3105744), (89, 2791680), (96, 2588120), (120, 2070496), (128, 1941090), (160, 1552872), (178, 1395840), (192, 1294060), (240, 1035248), (256, 970545), (267, 930560), (320, 776436), (356, 697920), (384, 647030), (445, 558336), (480, 517624), (534, 465280), (640, 388218), (712, 348960), (727, 341760), (768, 323515), (890, 279168), (960, 258812), (1068, 232640), (1280, 194109), (1335, 186112), (1424, 174480), (1454, 170880), (1780, 139584), (1920, 129406), (2136, 116320), (2181, 113920), (2670, 93056), (2848, 87240), (2908, 85440), (3560, 69792), (3635, 68352), (3840, 64703), (4272, 58160), (4362, 56960), (5340, 46528), (5696, 43620), (5816, 42720), (7120, 34896), (7270, 34176), (8544, 29080), (8724, 28480), (10680, 23264), (10905, 22784), (11392, 21810), (11632, 21360), (14240, 17448), (14540, 17088)]