78315840

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{383}}^1$

素因数の和:477

約数の個数: 168

約数和(自身を含む): 273881088

約数和(自身を除く): 195565248

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 71, 72, 80, 90, 96, 120, 142, 144, 160, 180, 192, 213, 240, 284, 288, 320, 355, 360, 383, 426, 480, 568, 576, 639, 710, 720, 766, 852, 960, 1065, 1136, 1149, 1278, 1420, 1440, 1532, 1704, 1915, 2130, 2272, 2298, 2556, 2840, 2880, 3064, 3195, 3408, 3447, 3830, 4260, 4544, 4596, 5112, 5680, 5745, 6128, 6390, 6816, 6894, 7660, 8520, 9192, 10224, 11360, 11490, 12256, 12780, 13632, 13788, 15320, 17040, 17235, 18384, 20448, 22720, 22980, 24512, 25560, 27193, 27576, 30640, 34080, 34470, 36768, 40896, 45960, 51120, 54386, 55152, 61280, 68160, 68940, 73536, 81579, 91920, 102240, 108772, 110304, 122560, 135965, 137880, 163158, 183840, 204480, 217544, 220608, 244737, 271930, 275760, 326316, 367680, 407895, 435088, 489474, 543860, 551520, 652632, 815790, 870176, 978948, 1087720, 1103040, 1223685, 1305264, 1631580, 1740352, 1957896, 2175440, 2447370, 2610528, 3263160, 3915792, 4350880, 4894740, 5221056, 6526320, 7831584, 8701760, 9789480, 13052640, 15663168, 19578960, 26105280, 39157920, 78315840]

約数ペア:

[(1, 78315840), (2, 39157920), (3, 26105280), (4, 19578960), (5, 15663168), (6, 13052640), (8, 9789480), (9, 8701760), (10, 7831584), (12, 6526320), (15, 5221056), (16, 4894740), (18, 4350880), (20, 3915792), (24, 3263160), (30, 2610528), (32, 2447370), (36, 2175440), (40, 1957896), (45, 1740352), (48, 1631580), (60, 1305264), (64, 1223685), (71, 1103040), (72, 1087720), (80, 978948), (90, 870176), (96, 815790), (120, 652632), (142, 551520), (144, 543860), (160, 489474), (180, 435088), (192, 407895), (213, 367680), (240, 326316), (284, 275760), (288, 271930), (320, 244737), (355, 220608), (360, 217544), (383, 204480), (426, 183840), (480, 163158), (568, 137880), (576, 135965), (639, 122560), (710, 110304), (720, 108772), (766, 102240), (852, 91920), (960, 81579), (1065, 73536), (1136, 68940), (1149, 68160), (1278, 61280), (1420, 55152), (1440, 54386), (1532, 51120), (1704, 45960), (1915, 40896), (2130, 36768), (2272, 34470), (2298, 34080), (2556, 30640), (2840, 27576), (2880, 27193), (3064, 25560), (3195, 24512), (3408, 22980), (3447, 22720), (3830, 20448), (4260, 18384), (4544, 17235), (4596, 17040), (5112, 15320), (5680, 13788), (5745, 13632), (6128, 12780), (6390, 12256), (6816, 11490), (6894, 11360), (7660, 10224), (8520, 9192)]