72804960

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{887}}^1$

素因数の和:930

約数の個数: 192

約数和(自身を含む): 268531200

約数和(自身を除く): 195726240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 32, 36, 38, 40, 45, 48, 54, 57, 60, 72, 76, 80, 90, 95, 96, 108, 114, 120, 135, 144, 152, 160, 171, 180, 190, 216, 228, 240, 270, 285, 288, 304, 342, 360, 380, 432, 456, 480, 513, 540, 570, 608, 684, 720, 760, 855, 864, 887, 912, 1026, 1080, 1140, 1368, 1440, 1520, 1710, 1774, 1824, 2052, 2160, 2280, 2565, 2661, 2736, 3040, 3420, 3548, 4104, 4320, 4435, 4560, 5130, 5322, 5472, 6840, 7096, 7983, 8208, 8870, 9120, 10260, 10644, 13305, 13680, 14192, 15966, 16416, 16853, 17740, 20520, 21288, 23949, 26610, 27360, 28384, 31932, 33706, 35480, 39915, 41040, 42576, 47898, 50559, 53220, 63864, 67412, 70960, 79830, 82080, 84265, 85152, 95796, 101118, 106440, 119745, 127728, 134824, 141920, 151677, 159660, 168530, 191592, 202236, 212880, 239490, 252795, 255456, 269648, 303354, 319320, 337060, 383184, 404472, 425760, 455031, 478980, 505590, 539296, 606708, 638640, 674120, 758385, 766368, 808944, 910062, 957960, 1011180, 1213416, 1277280, 1348240, 1516770, 1617888, 1820124, 1915920, 2022360, 2275155, 2426832, 2696480, 3033540, 3640248, 3831840, 4044720, 4550310, 4853664, 6067080, 7280496, 8089440, 9100620, 12134160, 14560992, 18201240, 24268320, 36402480, 72804960]

約数ペア:

[(1, 72804960), (2, 36402480), (3, 24268320), (4, 18201240), (5, 14560992), (6, 12134160), (8, 9100620), (9, 8089440), (10, 7280496), (12, 6067080), (15, 4853664), (16, 4550310), (18, 4044720), (19, 3831840), (20, 3640248), (24, 3033540), (27, 2696480), (30, 2426832), (32, 2275155), (36, 2022360), (38, 1915920), (40, 1820124), (45, 1617888), (48, 1516770), (54, 1348240), (57, 1277280), (60, 1213416), (72, 1011180), (76, 957960), (80, 910062), (90, 808944), (95, 766368), (96, 758385), (108, 674120), (114, 638640), (120, 606708), (135, 539296), (144, 505590), (152, 478980), (160, 455031), (171, 425760), (180, 404472), (190, 383184), (216, 337060), (228, 319320), (240, 303354), (270, 269648), (285, 255456), (288, 252795), (304, 239490), (342, 212880), (360, 202236), (380, 191592), (432, 168530), (456, 159660), (480, 151677), (513, 141920), (540, 134824), (570, 127728), (608, 119745), (684, 106440), (720, 101118), (760, 95796), (855, 85152), (864, 84265), (887, 82080), (912, 79830), (1026, 70960), (1080, 67412), (1140, 63864), (1368, 53220), (1440, 50559), (1520, 47898), (1710, 42576), (1774, 41040), (1824, 39915), (2052, 35480), (2160, 33706), (2280, 31932), (2565, 28384), (2661, 27360), (2736, 26610), (3040, 23949), (3420, 21288), (3548, 20520), (4104, 17740), (4320, 16853), (4435, 16416), (4560, 15966), (5130, 14192), (5322, 13680), (5472, 13305), (6840, 10644), (7096, 10260), (7983, 9120), (8208, 8870)]