307182720

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{397}}^1$

素因数の和:463

約数の個数: 256

約数和(自身を含む): 1091220480

約数和(自身を除く): 784037760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 31, 32, 39, 40, 48, 52, 60, 62, 64, 65, 78, 80, 93, 96, 104, 120, 124, 128, 130, 155, 156, 160, 186, 192, 195, 208, 240, 248, 260, 310, 312, 320, 372, 384, 390, 397, 403, 416, 465, 480, 496, 520, 620, 624, 640, 744, 780, 794, 806, 832, 930, 960, 992, 1040, 1191, 1209, 1240, 1248, 1488, 1560, 1588, 1612, 1664, 1860, 1920, 1984, 1985, 2015, 2080, 2382, 2418, 2480, 2496, 2976, 3120, 3176, 3224, 3720, 3968, 3970, 4030, 4160, 4764, 4836, 4960, 4992, 5161, 5952, 5955, 6045, 6240, 6352, 6448, 7440, 7940, 8060, 8320, 9528, 9672, 9920, 10322, 11904, 11910, 12090, 12307, 12480, 12704, 12896, 14880, 15483, 15880, 16120, 19056, 19344, 19840, 20644, 23820, 24180, 24614, 24960, 25408, 25792, 25805, 29760, 30966, 31760, 32240, 36921, 38112, 38688, 41288, 47640, 48360, 49228, 50816, 51584, 51610, 59520, 61535, 61932, 63520, 64480, 73842, 76224, 77376, 77415, 82576, 95280, 96720, 98456, 103220, 123070, 123864, 127040, 128960, 147684, 152448, 154752, 154830, 159991, 165152, 184605, 190560, 193440, 196912, 206440, 246140, 247728, 254080, 257920, 295368, 309660, 319982, 330304, 369210, 381120, 386880, 393824, 412880, 479973, 492280, 495456, 590736, 619320, 639964, 660608, 738420, 762240, 773760, 787648, 799955, 825760, 959946, 984560, 990912, 1181472, 1238640, 1279928, 1476840, 1575296, 1599910, 1651520, 1919892, 1969120, 1981824, 2362944, 2399865, 2477280, 2559856, 2953680, 3199820, 3303040, 3839784, 3938240, 4725888, 4799730, 4954560, 5119712, 5907360, 6399640, 7679568, 7876480, 9599460, 9909120, 10239424, 11814720, 12799280, 15359136, 19198920, 20478848, 23629440, 25598560, 30718272, 38397840, 51197120, 61436544, 76795680, 102394240, 153591360, 307182720]

約数ペア:

[(1, 307182720), (2, 153591360), (3, 102394240), (4, 76795680), (5, 61436544), (6, 51197120), (8, 38397840), (10, 30718272), (12, 25598560), (13, 23629440), (15, 20478848), (16, 19198920), (20, 15359136), (24, 12799280), (26, 11814720), (30, 10239424), (31, 9909120), (32, 9599460), (39, 7876480), (40, 7679568), (48, 6399640), (52, 5907360), (60, 5119712), (62, 4954560), (64, 4799730), (65, 4725888), (78, 3938240), (80, 3839784), (93, 3303040), (96, 3199820), (104, 2953680), (120, 2559856), (124, 2477280), (128, 2399865), (130, 2362944), (155, 1981824), (156, 1969120), (160, 1919892), (186, 1651520), (192, 1599910), (195, 1575296), (208, 1476840), (240, 1279928), (248, 1238640), (260, 1181472), (310, 990912), (312, 984560), (320, 959946), (372, 825760), (384, 799955), (390, 787648), (397, 773760), (403, 762240), (416, 738420), (465, 660608), (480, 639964), (496, 619320), (520, 590736), (620, 495456), (624, 492280), (640, 479973), (744, 412880), (780, 393824), (794, 386880), (806, 381120), (832, 369210), (930, 330304), (960, 319982), (992, 309660), (1040, 295368), (1191, 257920), (1209, 254080), (1240, 247728), (1248, 246140), (1488, 206440), (1560, 196912), (1588, 193440), (1612, 190560), (1664, 184605), (1860, 165152), (1920, 159991), (1984, 154830), (1985, 154752), (2015, 152448), (2080, 147684), (2382, 128960), (2418, 127040), (2480, 123864), (2496, 123070), (2976, 103220), (3120, 98456), (3176, 96720), (3224, 95280), (3720, 82576), (3968, 77415), (3970, 77376), (4030, 76224), (4160, 73842), (4764, 64480), (4836, 63520), (4960, 61932), (4992, 61535), (5161, 59520), (5952, 51610), (5955, 51584), (6045, 50816), (6240, 49228), (6352, 48360), (6448, 47640), (7440, 41288), (7940, 38688), (8060, 38112), (8320, 36921), (9528, 32240), (9672, 31760), (9920, 30966), (10322, 29760), (11904, 25805), (11910, 25792), (12090, 25408), (12307, 24960), (12480, 24614), (12704, 24180), (12896, 23820), (14880, 20644), (15483, 19840), (15880, 19344), (16120, 19056)]