308555820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{1087}}^1$

素因数の和:1204

約数の個数: 144

約数和(自身を含む): 998000640

約数和(自身を除く): 689444820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 83, 90, 95, 114, 166, 171, 180, 190, 228, 249, 285, 332, 342, 380, 415, 498, 570, 684, 747, 830, 855, 996, 1087, 1140, 1245, 1494, 1577, 1660, 1710, 2174, 2490, 2988, 3154, 3261, 3420, 3735, 4348, 4731, 4980, 5435, 6308, 6522, 7470, 7885, 9462, 9783, 10870, 13044, 14193, 14940, 15770, 16305, 18924, 19566, 20653, 21740, 23655, 28386, 31540, 32610, 39132, 41306, 47310, 48915, 56772, 61959, 65220, 70965, 82612, 90221, 94620, 97830, 103265, 123918, 141930, 180442, 185877, 195660, 206530, 247836, 270663, 283860, 309795, 360884, 371754, 413060, 451105, 541326, 619590, 743508, 811989, 902210, 929385, 1082652, 1239180, 1353315, 1623978, 1714199, 1804420, 1858770, 2706630, 3247956, 3428398, 3717540, 4059945, 5142597, 5413260, 6856796, 8119890, 8570995, 10285194, 15427791, 16239780, 17141990, 20570388, 25712985, 30855582, 34283980, 51425970, 61711164, 77138955, 102851940, 154277910, 308555820]

約数ペア:

[(1, 308555820), (2, 154277910), (3, 102851940), (4, 77138955), (5, 61711164), (6, 51425970), (9, 34283980), (10, 30855582), (12, 25712985), (15, 20570388), (18, 17141990), (19, 16239780), (20, 15427791), (30, 10285194), (36, 8570995), (38, 8119890), (45, 6856796), (57, 5413260), (60, 5142597), (76, 4059945), (83, 3717540), (90, 3428398), (95, 3247956), (114, 2706630), (166, 1858770), (171, 1804420), (180, 1714199), (190, 1623978), (228, 1353315), (249, 1239180), (285, 1082652), (332, 929385), (342, 902210), (380, 811989), (415, 743508), (498, 619590), (570, 541326), (684, 451105), (747, 413060), (830, 371754), (855, 360884), (996, 309795), (1087, 283860), (1140, 270663), (1245, 247836), (1494, 206530), (1577, 195660), (1660, 185877), (1710, 180442), (2174, 141930), (2490, 123918), (2988, 103265), (3154, 97830), (3261, 94620), (3420, 90221), (3735, 82612), (4348, 70965), (4731, 65220), (4980, 61959), (5435, 56772), (6308, 48915), (6522, 47310), (7470, 41306), (7885, 39132), (9462, 32610), (9783, 31540), (10870, 28386), (13044, 23655), (14193, 21740), (14940, 20653), (15770, 19566), (16305, 18924)]