158778720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1553}}^1$

素因数の和:1645

約数の個数: 144

約数和(自身を含む): 549817632

約数和(自身を除く): 391038912

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, 426, 480, 568, 639, 710, 720, 852, 1065, 1136, 1278, 1420, 1440, 1553, 1704, 2130, 2272, 2556, 2840, 3106, 3195, 3408, 4260, 4659, 5112, 5680, 6212, 6390, 6816, 7765, 8520, 9318, 10224, 11360, 12424, 12780, 13977, 15530, 17040, 18636, 20448, 23295, 24848, 25560, 27954, 31060, 34080, 37272, 46590, 49696, 51120, 55908, 62120, 69885, 74544, 93180, 102240, 110263, 111816, 124240, 139770, 149088, 186360, 220526, 223632, 248480, 279540, 330789, 372720, 441052, 447264, 551315, 559080, 661578, 745440, 882104, 992367, 1102630, 1118160, 1323156, 1653945, 1764208, 1984734, 2205260, 2236320, 2646312, 3307890, 3528416, 3969468, 4410520, 4961835, 5292624, 6615780, 7938936, 8821040, 9923670, 10585248, 13231560, 15877872, 17642080, 19847340, 26463120, 31755744, 39694680, 52926240, 79389360, 158778720]

約数ペア:

[(1, 158778720), (2, 79389360), (3, 52926240), (4, 39694680), (5, 31755744), (6, 26463120), (8, 19847340), (9, 17642080), (10, 15877872), (12, 13231560), (15, 10585248), (16, 9923670), (18, 8821040), (20, 7938936), (24, 6615780), (30, 5292624), (32, 4961835), (36, 4410520), (40, 3969468), (45, 3528416), (48, 3307890), (60, 2646312), (71, 2236320), (72, 2205260), (80, 1984734), (90, 1764208), (96, 1653945), (120, 1323156), (142, 1118160), (144, 1102630), (160, 992367), (180, 882104), (213, 745440), (240, 661578), (284, 559080), (288, 551315), (355, 447264), (360, 441052), (426, 372720), (480, 330789), (568, 279540), (639, 248480), (710, 223632), (720, 220526), (852, 186360), (1065, 149088), (1136, 139770), (1278, 124240), (1420, 111816), (1440, 110263), (1553, 102240), (1704, 93180), (2130, 74544), (2272, 69885), (2556, 62120), (2840, 55908), (3106, 51120), (3195, 49696), (3408, 46590), (4260, 37272), (4659, 34080), (5112, 31060), (5680, 27954), (6212, 25560), (6390, 24848), (6816, 23295), (7765, 20448), (8520, 18636), (9318, 17040), (10224, 15530), (11360, 13977), (12424, 12780)]