1554951640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{457}}^1$

素因数の和:546

約数の個数: 192

約数和(自身を含む): 4166517600

約数和(自身を除く): 2611565960

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 37, 38, 40, 44, 55, 74, 76, 88, 95, 110, 121, 148, 152, 185, 190, 209, 220, 242, 296, 370, 380, 407, 418, 440, 457, 484, 605, 703, 740, 760, 814, 836, 914, 968, 1045, 1210, 1406, 1480, 1628, 1672, 1828, 2035, 2090, 2285, 2299, 2420, 2812, 3256, 3515, 3656, 4070, 4180, 4477, 4570, 4598, 4840, 5027, 5624, 7030, 7733, 8140, 8360, 8683, 8954, 9140, 9196, 10054, 11495, 14060, 15466, 16280, 16909, 17366, 17908, 18280, 18392, 20108, 22385, 22990, 25135, 28120, 30932, 33818, 34732, 35816, 38665, 40216, 43415, 44770, 45980, 50270, 55297, 61864, 67636, 69464, 77330, 84545, 85063, 86830, 89540, 91960, 95513, 100540, 110594, 135272, 154660, 169090, 170126, 173660, 179080, 185999, 191026, 201080, 221188, 276485, 309320, 321271, 338180, 340252, 347320, 371998, 382052, 425315, 442376, 477565, 552970, 642542, 676360, 680504, 743996, 764104, 850630, 929995, 955130, 1050643, 1105940, 1285084, 1487992, 1606355, 1701260, 1859990, 1910260, 2045989, 2101286, 2211880, 2570168, 3212710, 3402520, 3533981, 3719980, 3820520, 4091978, 4202572, 5253215, 6425420, 7067962, 7439960, 8183956, 8405144, 10229945, 10506430, 12850840, 14135924, 16367912, 17669905, 20459890, 21012860, 28271848, 35339810, 38873791, 40919780, 42025720, 70679620, 77747582, 81839560, 141359240, 155495164, 194368955, 310990328, 388737910, 777475820, 1554951640]

約数ペア:

[(1, 1554951640), (2, 777475820), (4, 388737910), (5, 310990328), (8, 194368955), (10, 155495164), (11, 141359240), (19, 81839560), (20, 77747582), (22, 70679620), (37, 42025720), (38, 40919780), (40, 38873791), (44, 35339810), (55, 28271848), (74, 21012860), (76, 20459890), (88, 17669905), (95, 16367912), (110, 14135924), (121, 12850840), (148, 10506430), (152, 10229945), (185, 8405144), (190, 8183956), (209, 7439960), (220, 7067962), (242, 6425420), (296, 5253215), (370, 4202572), (380, 4091978), (407, 3820520), (418, 3719980), (440, 3533981), (457, 3402520), (484, 3212710), (605, 2570168), (703, 2211880), (740, 2101286), (760, 2045989), (814, 1910260), (836, 1859990), (914, 1701260), (968, 1606355), (1045, 1487992), (1210, 1285084), (1406, 1105940), (1480, 1050643), (1628, 955130), (1672, 929995), (1828, 850630), (2035, 764104), (2090, 743996), (2285, 680504), (2299, 676360), (2420, 642542), (2812, 552970), (3256, 477565), (3515, 442376), (3656, 425315), (4070, 382052), (4180, 371998), (4477, 347320), (4570, 340252), (4598, 338180), (4840, 321271), (5027, 309320), (5624, 276485), (7030, 221188), (7733, 201080), (8140, 191026), (8360, 185999), (8683, 179080), (8954, 173660), (9140, 170126), (9196, 169090), (10054, 154660), (11495, 135272), (14060, 110594), (15466, 100540), (16280, 95513), (16909, 91960), (17366, 89540), (17908, 86830), (18280, 85063), (18392, 84545), (20108, 77330), (22385, 69464), (22990, 67636), (25135, 61864), (28120, 55297), (30932, 50270), (33818, 45980), (34732, 44770), (35816, 43415), (38665, 40216)]