20805917472

素因数分解:

$2^5\times 3^3\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{5303}}^1$

素因数の和:5580

約数の個数: 192

約数和(自身を含む): 64157184000

約数和(自身を除く): 43351266528

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 32, 36, 38, 48, 54, 57, 72, 76, 96, 108, 114, 144, 152, 171, 216, 228, 239, 288, 304, 342, 432, 456, 478, 513, 608, 684, 717, 864, 912, 956, 1026, 1368, 1434, 1824, 1912, 2052, 2151, 2736, 2868, 3824, 4104, 4302, 4541, 5303, 5472, 5736, 6453, 7648, 8208, 8604, 9082, 10606, 11472, 12906, 13623, 15909, 16416, 17208, 18164, 21212, 22944, 25812, 27246, 31818, 34416, 36328, 40869, 42424, 47727, 51624, 54492, 63636, 68832, 72656, 81738, 84848, 95454, 100757, 103248, 108984, 122607, 127272, 143181, 145312, 163476, 169696, 190908, 201514, 206496, 217968, 245214, 254544, 286362, 302271, 326952, 381816, 403028, 435936, 490428, 509088, 572724, 604542, 653904, 763632, 806056, 906813, 980856, 1145448, 1209084, 1267417, 1307808, 1527264, 1612112, 1813626, 1961712, 2290896, 2418168, 2534834, 2720439, 3224224, 3627252, 3802251, 3923424, 4581792, 4836336, 5069668, 5440878, 7254504, 7604502, 9672672, 10139336, 10881756, 11406753, 14509008, 15209004, 20278672, 21763512, 22813506, 24080923, 29018016, 30418008, 34220259, 40557344, 43527024, 45627012, 48161846, 60836016, 68440518, 72242769, 87054048, 91254024, 96323692, 121672032, 136881036, 144485538, 182508048, 192647384, 216728307, 273762072, 288971076, 365016096, 385294768, 433456614, 547524144, 577942152, 650184921, 770589536, 866913228, 1095048288, 1155884304, 1300369842, 1733826456, 2311768608, 2600739684, 3467652912, 5201479368, 6935305824, 10402958736, 20805917472]

約数ペア:

[(1, 20805917472), (2, 10402958736), (3, 6935305824), (4, 5201479368), (6, 3467652912), (8, 2600739684), (9, 2311768608), (12, 1733826456), (16, 1300369842), (18, 1155884304), (19, 1095048288), (24, 866913228), (27, 770589536), (32, 650184921), (36, 577942152), (38, 547524144), (48, 433456614), (54, 385294768), (57, 365016096), (72, 288971076), (76, 273762072), (96, 216728307), (108, 192647384), (114, 182508048), (144, 144485538), (152, 136881036), (171, 121672032), (216, 96323692), (228, 91254024), (239, 87054048), (288, 72242769), (304, 68440518), (342, 60836016), (432, 48161846), (456, 45627012), (478, 43527024), (513, 40557344), (608, 34220259), (684, 30418008), (717, 29018016), (864, 24080923), (912, 22813506), (956, 21763512), (1026, 20278672), (1368, 15209004), (1434, 14509008), (1824, 11406753), (1912, 10881756), (2052, 10139336), (2151, 9672672), (2736, 7604502), (2868, 7254504), (3824, 5440878), (4104, 5069668), (4302, 4836336), (4541, 4581792), (5303, 3923424), (5472, 3802251), (5736, 3627252), (6453, 3224224), (7648, 2720439), (8208, 2534834), (8604, 2418168), (9082, 2290896), (10606, 1961712), (11472, 1813626), (12906, 1612112), (13623, 1527264), (15909, 1307808), (16416, 1267417), (17208, 1209084), (18164, 1145448), (21212, 980856), (22944, 906813), (25812, 806056), (27246, 763632), (31818, 653904), (34416, 604542), (36328, 572724), (40869, 509088), (42424, 490428), (47727, 435936), (51624, 403028), (54492, 381816), (63636, 326952), (68832, 302271), (72656, 286362), (81738, 254544), (84848, 245214), (95454, 217968), (100757, 206496), (103248, 201514), (108984, 190908), (122607, 169696), (127272, 163476), (143181, 145312)]