7947821544

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1\times {\mathrm{2539}}^1$

素因数の和:2767

約数の個数: 128

約数和(自身を含む): 21848064000

約数和(自身を除く): 13900242456

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 79, 104, 127, 156, 158, 237, 254, 312, 316, 381, 474, 508, 632, 762, 948, 1016, 1027, 1524, 1651, 1896, 2054, 2539, 3048, 3081, 3302, 4108, 4953, 5078, 6162, 6604, 7617, 8216, 9906, 10033, 10156, 12324, 13208, 15234, 19812, 20066, 20312, 24648, 30099, 30468, 33007, 39624, 40132, 60198, 60936, 66014, 80264, 99021, 120396, 130429, 132028, 198042, 200581, 240792, 260858, 264056, 322453, 391287, 396084, 401162, 521716, 601743, 644906, 782574, 792168, 802324, 967359, 1043432, 1203486, 1289812, 1565148, 1604648, 1934718, 2406972, 2579624, 2607553, 3130296, 3869436, 4191889, 4813944, 5215106, 7738872, 7822659, 8383778, 10430212, 12575667, 15645318, 16767556, 20860424, 25151334, 25473787, 31290636, 33535112, 50302668, 50947574, 62581272, 76421361, 100605336, 101895148, 152842722, 203790296, 305685444, 331159231, 611370888, 662318462, 993477693, 1324636924, 1986955386, 2649273848, 3973910772, 7947821544]

約数ペア:

[(1, 7947821544), (2, 3973910772), (3, 2649273848), (4, 1986955386), (6, 1324636924), (8, 993477693), (12, 662318462), (13, 611370888), (24, 331159231), (26, 305685444), (39, 203790296), (52, 152842722), (78, 101895148), (79, 100605336), (104, 76421361), (127, 62581272), (156, 50947574), (158, 50302668), (237, 33535112), (254, 31290636), (312, 25473787), (316, 25151334), (381, 20860424), (474, 16767556), (508, 15645318), (632, 12575667), (762, 10430212), (948, 8383778), (1016, 7822659), (1027, 7738872), (1524, 5215106), (1651, 4813944), (1896, 4191889), (2054, 3869436), (2539, 3130296), (3048, 2607553), (3081, 2579624), (3302, 2406972), (4108, 1934718), (4953, 1604648), (5078, 1565148), (6162, 1289812), (6604, 1203486), (7617, 1043432), (8216, 967359), (9906, 802324), (10033, 792168), (10156, 782574), (12324, 644906), (13208, 601743), (15234, 521716), (19812, 401162), (20066, 396084), (20312, 391287), (24648, 322453), (30099, 264056), (30468, 260858), (33007, 240792), (39624, 200581), (40132, 198042), (60198, 132028), (60936, 130429), (66014, 120396), (80264, 99021)]