391760640

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1097}}^1$

素因数の和:1155

約数の個数: 216

約数和(自身を含む): 1400450688

約数和(自身を除く): 1008690048

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 64, 72, 80, 90, 93, 96, 120, 124, 128, 144, 155, 160, 180, 186, 192, 240, 248, 256, 279, 288, 310, 320, 360, 372, 384, 465, 480, 496, 558, 576, 620, 640, 720, 744, 768, 930, 960, 992, 1097, 1116, 1152, 1240, 1280, 1395, 1440, 1488, 1860, 1920, 1984, 2194, 2232, 2304, 2480, 2790, 2880, 2976, 3291, 3720, 3840, 3968, 4388, 4464, 4960, 5485, 5580, 5760, 5952, 6582, 7440, 7936, 8776, 8928, 9873, 9920, 10970, 11160, 11520, 11904, 13164, 14880, 16455, 17552, 17856, 19746, 19840, 21940, 22320, 23808, 26328, 29760, 32910, 34007, 35104, 35712, 39492, 39680, 43880, 44640, 49365, 52656, 59520, 65820, 68014, 70208, 71424, 78984, 87760, 89280, 98730, 102021, 105312, 119040, 131640, 136028, 140416, 157968, 170035, 175520, 178560, 197460, 204042, 210624, 263280, 272056, 280832, 306063, 315936, 340070, 351040, 357120, 394920, 408084, 421248, 510105, 526560, 544112, 612126, 631872, 680140, 702080, 789840, 816168, 842496, 1020210, 1053120, 1088224, 1224252, 1263744, 1360280, 1404160, 1530315, 1579680, 1632336, 2040420, 2106240, 2176448, 2448504, 2527488, 2720560, 3060630, 3159360, 3264672, 4080840, 4212480, 4352896, 4897008, 5441120, 6121260, 6318720, 6529344, 8161680, 8705792, 9794016, 10882240, 12242520, 12637440, 13058688, 16323360, 19588032, 21764480, 24485040, 26117376, 32646720, 39176064, 43528960, 48970080, 65293440, 78352128, 97940160, 130586880, 195880320, 391760640]

約数ペア:

[(1, 391760640), (2, 195880320), (3, 130586880), (4, 97940160), (5, 78352128), (6, 65293440), (8, 48970080), (9, 43528960), (10, 39176064), (12, 32646720), (15, 26117376), (16, 24485040), (18, 21764480), (20, 19588032), (24, 16323360), (30, 13058688), (31, 12637440), (32, 12242520), (36, 10882240), (40, 9794016), (45, 8705792), (48, 8161680), (60, 6529344), (62, 6318720), (64, 6121260), (72, 5441120), (80, 4897008), (90, 4352896), (93, 4212480), (96, 4080840), (120, 3264672), (124, 3159360), (128, 3060630), (144, 2720560), (155, 2527488), (160, 2448504), (180, 2176448), (186, 2106240), (192, 2040420), (240, 1632336), (248, 1579680), (256, 1530315), (279, 1404160), (288, 1360280), (310, 1263744), (320, 1224252), (360, 1088224), (372, 1053120), (384, 1020210), (465, 842496), (480, 816168), (496, 789840), (558, 702080), (576, 680140), (620, 631872), (640, 612126), (720, 544112), (744, 526560), (768, 510105), (930, 421248), (960, 408084), (992, 394920), (1097, 357120), (1116, 351040), (1152, 340070), (1240, 315936), (1280, 306063), (1395, 280832), (1440, 272056), (1488, 263280), (1860, 210624), (1920, 204042), (1984, 197460), (2194, 178560), (2232, 175520), (2304, 170035), (2480, 157968), (2790, 140416), (2880, 136028), (2976, 131640), (3291, 119040), (3720, 105312), (3840, 102021), (3968, 98730), (4388, 89280), (4464, 87760), (4960, 78984), (5485, 71424), (5580, 70208), (5760, 68014), (5952, 65820), (6582, 59520), (7440, 52656), (7936, 49365), (8776, 44640), (8928, 43880), (9873, 39680), (9920, 39492), (10970, 35712), (11160, 35104), (11520, 34007), (11904, 32910), (13164, 29760), (14880, 26328), (16455, 23808), (17552, 22320), (17856, 21940), (19746, 19840)]