78767280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3529}}^1$

素因数の和:3579

約数の個数: 120

約数和(自身を含む): 273137280

約数和(自身を除く): 194370000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 120, 124, 144, 155, 180, 186, 240, 248, 279, 310, 360, 372, 465, 496, 558, 620, 720, 744, 930, 1116, 1240, 1395, 1488, 1860, 2232, 2480, 2790, 3529, 3720, 4464, 5580, 7058, 7440, 10587, 11160, 14116, 17645, 21174, 22320, 28232, 31761, 35290, 42348, 52935, 56464, 63522, 70580, 84696, 105870, 109399, 127044, 141160, 158805, 169392, 211740, 218798, 254088, 282320, 317610, 328197, 423480, 437596, 508176, 546995, 635220, 656394, 846960, 875192, 984591, 1093990, 1270440, 1312788, 1640985, 1750384, 1969182, 2187980, 2540880, 2625576, 3281970, 3938364, 4375960, 4922955, 5251152, 6563940, 7876728, 8751920, 9845910, 13127880, 15753456, 19691820, 26255760, 39383640, 78767280]

約数ペア:

[(1, 78767280), (2, 39383640), (3, 26255760), (4, 19691820), (5, 15753456), (6, 13127880), (8, 9845910), (9, 8751920), (10, 7876728), (12, 6563940), (15, 5251152), (16, 4922955), (18, 4375960), (20, 3938364), (24, 3281970), (30, 2625576), (31, 2540880), (36, 2187980), (40, 1969182), (45, 1750384), (48, 1640985), (60, 1312788), (62, 1270440), (72, 1093990), (80, 984591), (90, 875192), (93, 846960), (120, 656394), (124, 635220), (144, 546995), (155, 508176), (180, 437596), (186, 423480), (240, 328197), (248, 317610), (279, 282320), (310, 254088), (360, 218798), (372, 211740), (465, 169392), (496, 158805), (558, 141160), (620, 127044), (720, 109399), (744, 105870), (930, 84696), (1116, 70580), (1240, 63522), (1395, 56464), (1488, 52935), (1860, 42348), (2232, 35290), (2480, 31761), (2790, 28232), (3529, 22320), (3720, 21174), (4464, 17645), (5580, 14116), (7058, 11160), (7440, 10587)]