777213240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{14821}}^1$

素因数の和:14877

約数の個数: 128

約数和(自身を含む): 2561241600

約数和(自身を除く): 1784028360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 23, 24, 30, 38, 40, 46, 57, 60, 69, 76, 92, 95, 114, 115, 120, 138, 152, 184, 190, 228, 230, 276, 285, 345, 380, 437, 456, 460, 552, 570, 690, 760, 874, 920, 1140, 1311, 1380, 1748, 2185, 2280, 2622, 2760, 3496, 4370, 5244, 6555, 8740, 10488, 13110, 14821, 17480, 26220, 29642, 44463, 52440, 59284, 74105, 88926, 118568, 148210, 177852, 222315, 281599, 296420, 340883, 355704, 444630, 563198, 592840, 681766, 844797, 889260, 1022649, 1126396, 1363532, 1407995, 1689594, 1704415, 1778520, 2045298, 2252792, 2727064, 2815990, 3379188, 3408830, 4090596, 4223985, 5113245, 5631980, 6476777, 6758376, 6817660, 8181192, 8447970, 10226490, 11263960, 12953554, 13635320, 16895940, 19430331, 20452980, 25907108, 32383885, 33791880, 38860662, 40905960, 51814216, 64767770, 77721324, 97151655, 129535540, 155442648, 194303310, 259071080, 388606620, 777213240]

約数ペア:

[(1, 777213240), (2, 388606620), (3, 259071080), (4, 194303310), (5, 155442648), (6, 129535540), (8, 97151655), (10, 77721324), (12, 64767770), (15, 51814216), (19, 40905960), (20, 38860662), (23, 33791880), (24, 32383885), (30, 25907108), (38, 20452980), (40, 19430331), (46, 16895940), (57, 13635320), (60, 12953554), (69, 11263960), (76, 10226490), (92, 8447970), (95, 8181192), (114, 6817660), (115, 6758376), (120, 6476777), (138, 5631980), (152, 5113245), (184, 4223985), (190, 4090596), (228, 3408830), (230, 3379188), (276, 2815990), (285, 2727064), (345, 2252792), (380, 2045298), (437, 1778520), (456, 1704415), (460, 1689594), (552, 1407995), (570, 1363532), (690, 1126396), (760, 1022649), (874, 889260), (920, 844797), (1140, 681766), (1311, 592840), (1380, 563198), (1748, 444630), (2185, 355704), (2280, 340883), (2622, 296420), (2760, 281599), (3496, 222315), (4370, 177852), (5244, 148210), (6555, 118568), (8740, 88926), (10488, 74105), (13110, 59284), (14821, 52440), (17480, 44463), (26220, 29642)]