905178780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{1571}}^1$

素因数の和:1697

約数の個数: 192

約数和(自身を含む): 3105768960

約数和(自身を除く): 2200590180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 44, 45, 54, 55, 60, 66, 90, 97, 99, 108, 110, 132, 135, 165, 180, 194, 198, 220, 270, 291, 297, 330, 388, 396, 485, 495, 540, 582, 594, 660, 873, 970, 990, 1067, 1164, 1188, 1455, 1485, 1571, 1746, 1940, 1980, 2134, 2619, 2910, 2970, 3142, 3201, 3492, 4268, 4365, 4713, 5238, 5335, 5820, 5940, 6284, 6402, 7855, 8730, 9426, 9603, 10476, 10670, 12804, 13095, 14139, 15710, 16005, 17281, 17460, 18852, 19206, 21340, 23565, 26190, 28278, 28809, 31420, 32010, 34562, 38412, 42417, 47130, 48015, 51843, 52380, 56556, 57618, 64020, 69124, 70695, 84834, 86405, 94260, 96030, 103686, 115236, 141390, 144045, 152387, 155529, 169668, 172810, 192060, 207372, 212085, 259215, 282780, 288090, 304774, 311058, 345620, 424170, 457161, 466587, 518430, 576180, 609548, 622116, 761935, 777645, 848340, 914322, 933174, 1036860, 1371483, 1523870, 1555290, 1676257, 1828644, 1866348, 2285805, 2332935, 2742966, 3047740, 3110580, 3352514, 4114449, 4571610, 4665870, 5028771, 5485932, 6705028, 6857415, 8228898, 8381285, 9143220, 9331740, 10057542, 13714830, 15086313, 16457796, 16762570, 20115084, 20572245, 25143855, 27429660, 30172626, 33525140, 41144490, 45258939, 50287710, 60345252, 75431565, 82288980, 90517878, 100575420, 150863130, 181035756, 226294695, 301726260, 452589390, 905178780]

約数ペア:

[(1, 905178780), (2, 452589390), (3, 301726260), (4, 226294695), (5, 181035756), (6, 150863130), (9, 100575420), (10, 90517878), (11, 82288980), (12, 75431565), (15, 60345252), (18, 50287710), (20, 45258939), (22, 41144490), (27, 33525140), (30, 30172626), (33, 27429660), (36, 25143855), (44, 20572245), (45, 20115084), (54, 16762570), (55, 16457796), (60, 15086313), (66, 13714830), (90, 10057542), (97, 9331740), (99, 9143220), (108, 8381285), (110, 8228898), (132, 6857415), (135, 6705028), (165, 5485932), (180, 5028771), (194, 4665870), (198, 4571610), (220, 4114449), (270, 3352514), (291, 3110580), (297, 3047740), (330, 2742966), (388, 2332935), (396, 2285805), (485, 1866348), (495, 1828644), (540, 1676257), (582, 1555290), (594, 1523870), (660, 1371483), (873, 1036860), (970, 933174), (990, 914322), (1067, 848340), (1164, 777645), (1188, 761935), (1455, 622116), (1485, 609548), (1571, 576180), (1746, 518430), (1940, 466587), (1980, 457161), (2134, 424170), (2619, 345620), (2910, 311058), (2970, 304774), (3142, 288090), (3201, 282780), (3492, 259215), (4268, 212085), (4365, 207372), (4713, 192060), (5238, 172810), (5335, 169668), (5820, 155529), (5940, 152387), (6284, 144045), (6402, 141390), (7855, 115236), (8730, 103686), (9426, 96030), (9603, 94260), (10476, 86405), (10670, 84834), (12804, 70695), (13095, 69124), (14139, 64020), (15710, 57618), (16005, 56556), (17281, 52380), (17460, 51843), (18852, 48015), (19206, 47130), (21340, 42417), (23565, 38412), (26190, 34562), (28278, 32010), (28809, 31420)]