81117972

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^2\times {\mathrm{67}}^1\times {\mathrm{199}}^1$

素因数の和:302

約数の個数: 108

約数和(自身を含む): 226480800

約数和(自身を除く): 145362828

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 67, 78, 117, 134, 156, 169, 199, 201, 234, 268, 338, 398, 402, 468, 507, 597, 603, 676, 796, 804, 871, 1014, 1194, 1206, 1521, 1742, 1791, 2028, 2388, 2412, 2587, 2613, 3042, 3484, 3582, 5174, 5226, 6084, 7164, 7761, 7839, 10348, 10452, 11323, 13333, 15522, 15678, 22646, 23283, 26666, 31044, 31356, 33631, 33969, 39999, 45292, 46566, 53332, 67262, 67938, 79998, 93132, 100893, 101907, 119997, 134524, 135876, 159996, 173329, 201786, 203814, 239994, 302679, 346658, 403572, 407628, 479988, 519987, 605358, 693316, 1039974, 1210716, 1559961, 2079948, 2253277, 3119922, 4506554, 6239844, 6759831, 9013108, 13519662, 20279493, 27039324, 40558986, 81117972]

約数ペア:

[(1, 81117972), (2, 40558986), (3, 27039324), (4, 20279493), (6, 13519662), (9, 9013108), (12, 6759831), (13, 6239844), (18, 4506554), (26, 3119922), (36, 2253277), (39, 2079948), (52, 1559961), (67, 1210716), (78, 1039974), (117, 693316), (134, 605358), (156, 519987), (169, 479988), (199, 407628), (201, 403572), (234, 346658), (268, 302679), (338, 239994), (398, 203814), (402, 201786), (468, 173329), (507, 159996), (597, 135876), (603, 134524), (676, 119997), (796, 101907), (804, 100893), (871, 93132), (1014, 79998), (1194, 67938), (1206, 67262), (1521, 53332), (1742, 46566), (1791, 45292), (2028, 39999), (2388, 33969), (2412, 33631), (2587, 31356), (2613, 31044), (3042, 26666), (3484, 23283), (3582, 22646), (5174, 15678), (5226, 15522), (6084, 13333), (7164, 11323), (7761, 10452), (7839, 10348)]