1331126720

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{607}}^1$

素因数の和:731

約数の個数: 224

約数和(自身を含む): 4002877440

約数和(自身を除く): 2671750720

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 64, 70, 77, 80, 88, 89, 110, 112, 140, 154, 160, 176, 178, 220, 224, 280, 308, 320, 352, 356, 385, 440, 445, 448, 560, 607, 616, 623, 704, 712, 770, 880, 890, 979, 1120, 1214, 1232, 1246, 1424, 1540, 1760, 1780, 1958, 2240, 2428, 2464, 2492, 2848, 3035, 3080, 3115, 3520, 3560, 3916, 4249, 4856, 4895, 4928, 4984, 5696, 6070, 6160, 6230, 6677, 6853, 7120, 7832, 8498, 9712, 9790, 9968, 12140, 12320, 12460, 13354, 13706, 14240, 15664, 16996, 19424, 19580, 19936, 21245, 24280, 24640, 24920, 26708, 27412, 28480, 31328, 33385, 33992, 34265, 38848, 39160, 39872, 42490, 46739, 48560, 49840, 53416, 54023, 54824, 62656, 66770, 67984, 68530, 78320, 84980, 93478, 97120, 99680, 106832, 108046, 109648, 133540, 135968, 137060, 156640, 169960, 186956, 194240, 199360, 213664, 216092, 219296, 233695, 267080, 270115, 271936, 274120, 313280, 339920, 373912, 378161, 427328, 432184, 438592, 467390, 534160, 540230, 548240, 594253, 679840, 747824, 756322, 864368, 934780, 1068320, 1080460, 1096480, 1188506, 1359680, 1495648, 1512644, 1728736, 1869560, 1890805, 2136640, 2160920, 2192960, 2377012, 2971265, 2991296, 3025288, 3457472, 3739120, 3781610, 4159771, 4321840, 4754024, 5942530, 6050576, 7478240, 7563220, 8319542, 8643680, 9508048, 11885060, 12101152, 14956480, 15126440, 16639084, 17287360, 19016096, 20798855, 23770120, 24202304, 30252880, 33278168, 38032192, 41597710, 47540240, 60505760, 66556336, 83195420, 95080480, 121011520, 133112672, 166390840, 190160960, 266225344, 332781680, 665563360, 1331126720]

約数ペア:

[(1, 1331126720), (2, 665563360), (4, 332781680), (5, 266225344), (7, 190160960), (8, 166390840), (10, 133112672), (11, 121011520), (14, 95080480), (16, 83195420), (20, 66556336), (22, 60505760), (28, 47540240), (32, 41597710), (35, 38032192), (40, 33278168), (44, 30252880), (55, 24202304), (56, 23770120), (64, 20798855), (70, 19016096), (77, 17287360), (80, 16639084), (88, 15126440), (89, 14956480), (110, 12101152), (112, 11885060), (140, 9508048), (154, 8643680), (160, 8319542), (176, 7563220), (178, 7478240), (220, 6050576), (224, 5942530), (280, 4754024), (308, 4321840), (320, 4159771), (352, 3781610), (356, 3739120), (385, 3457472), (440, 3025288), (445, 2991296), (448, 2971265), (560, 2377012), (607, 2192960), (616, 2160920), (623, 2136640), (704, 1890805), (712, 1869560), (770, 1728736), (880, 1512644), (890, 1495648), (979, 1359680), (1120, 1188506), (1214, 1096480), (1232, 1080460), (1246, 1068320), (1424, 934780), (1540, 864368), (1760, 756322), (1780, 747824), (1958, 679840), (2240, 594253), (2428, 548240), (2464, 540230), (2492, 534160), (2848, 467390), (3035, 438592), (3080, 432184), (3115, 427328), (3520, 378161), (3560, 373912), (3916, 339920), (4249, 313280), (4856, 274120), (4895, 271936), (4928, 270115), (4984, 267080), (5696, 233695), (6070, 219296), (6160, 216092), (6230, 213664), (6677, 199360), (6853, 194240), (7120, 186956), (7832, 169960), (8498, 156640), (9712, 137060), (9790, 135968), (9968, 133540), (12140, 109648), (12320, 108046), (12460, 106832), (13354, 99680), (13706, 97120), (14240, 93478), (15664, 84980), (16996, 78320), (19424, 68530), (19580, 67984), (19936, 66770), (21245, 62656), (24280, 54824), (24640, 54023), (24920, 53416), (26708, 49840), (27412, 48560), (28480, 46739), (31328, 42490), (33385, 39872), (33992, 39160), (34265, 38848)]