39157920

素因数分解:

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

素因数の和:475

約数の個数: 144

約数和(自身を含む): 135862272

約数和(自身を除く): 96704352

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, 71, 72, 80, 90, 96, 120, 142, 144, 160, 180, 213, 240, 284, 288, 355, 360, 383, 426, 480, 568, 639, 710, 720, 766, 852, 1065, 1136, 1149, 1278, 1420, 1440, 1532, 1704, 1915, 2130, 2272, 2298, 2556, 2840, 3064, 3195, 3408, 3447, 3830, 4260, 4596, 5112, 5680, 5745, 6128, 6390, 6816, 6894, 7660, 8520, 9192, 10224, 11360, 11490, 12256, 12780, 13788, 15320, 17040, 17235, 18384, 20448, 22980, 25560, 27193, 27576, 30640, 34080, 34470, 36768, 45960, 51120, 54386, 55152, 61280, 68940, 81579, 91920, 102240, 108772, 110304, 135965, 137880, 163158, 183840, 217544, 244737, 271930, 275760, 326316, 407895, 435088, 489474, 543860, 551520, 652632, 815790, 870176, 978948, 1087720, 1223685, 1305264, 1631580, 1957896, 2175440, 2447370, 2610528, 3263160, 3915792, 4350880, 4894740, 6526320, 7831584, 9789480, 13052640, 19578960, 39157920]

約数ペア:

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