138660444

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:217

約数の個数: 144

約数和(自身を含む): 398442240

約数和(自身を除く): 259781796

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 71, 78, 107, 108, 117, 142, 156, 169, 213, 214, 234, 284, 321, 338, 351, 426, 428, 468, 507, 639, 642, 676, 702, 852, 923, 963, 1014, 1278, 1284, 1391, 1404, 1521, 1846, 1917, 1926, 2028, 2556, 2769, 2782, 2889, 3042, 3692, 3834, 3852, 4173, 4563, 5538, 5564, 5778, 6084, 7597, 7668, 8307, 8346, 9126, 11076, 11556, 11999, 12519, 15194, 16614, 16692, 18083, 18252, 22791, 23998, 24921, 25038, 30388, 33228, 35997, 36166, 37557, 45582, 47996, 49842, 50076, 54249, 68373, 71994, 72332, 75114, 91164, 98761, 99684, 107991, 108498, 136746, 143988, 150228, 162747, 197522, 205119, 215982, 216996, 273492, 296283, 323973, 325494, 395044, 410238, 431964, 488241, 592566, 647946, 650988, 820476, 888849, 976482, 1185132, 1283893, 1295892, 1777698, 1952964, 2567786, 2666547, 3555396, 3851679, 5135572, 5333094, 7703358, 10666188, 11555037, 15406716, 23110074, 34665111, 46220148, 69330222, 138660444]

約数ペア:

[(1, 138660444), (2, 69330222), (3, 46220148), (4, 34665111), (6, 23110074), (9, 15406716), (12, 11555037), (13, 10666188), (18, 7703358), (26, 5333094), (27, 5135572), (36, 3851679), (39, 3555396), (52, 2666547), (54, 2567786), (71, 1952964), (78, 1777698), (107, 1295892), (108, 1283893), (117, 1185132), (142, 976482), (156, 888849), (169, 820476), (213, 650988), (214, 647946), (234, 592566), (284, 488241), (321, 431964), (338, 410238), (351, 395044), (426, 325494), (428, 323973), (468, 296283), (507, 273492), (639, 216996), (642, 215982), (676, 205119), (702, 197522), (852, 162747), (923, 150228), (963, 143988), (1014, 136746), (1278, 108498), (1284, 107991), (1391, 99684), (1404, 98761), (1521, 91164), (1846, 75114), (1917, 72332), (1926, 71994), (2028, 68373), (2556, 54249), (2769, 50076), (2782, 49842), (2889, 47996), (3042, 45582), (3692, 37557), (3834, 36166), (3852, 35997), (4173, 33228), (4563, 30388), (5538, 25038), (5564, 24921), (5778, 23998), (6084, 22791), (7597, 18252), (7668, 18083), (8307, 16692), (8346, 16614), (9126, 15194), (11076, 12519), (11556, 11999)]