78880788

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{97}}^1\times {\mathrm{461}}^1$

素因数の和:582

約数の個数: 108

約数和(自身を含む): 234846612

約数和(自身を除く): 155965824

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 97, 98, 126, 147, 194, 196, 252, 291, 294, 388, 441, 461, 582, 588, 679, 873, 882, 922, 1164, 1358, 1383, 1746, 1764, 1844, 2037, 2716, 2766, 3227, 3492, 4074, 4149, 4753, 5532, 6111, 6454, 8148, 8298, 9506, 9681, 12222, 12908, 14259, 16596, 19012, 19362, 22589, 24444, 28518, 29043, 38724, 42777, 44717, 45178, 57036, 58086, 67767, 85554, 89434, 90356, 116172, 134151, 135534, 171108, 178868, 203301, 268302, 271068, 313019, 402453, 406602, 536604, 626038, 804906, 813204, 939057, 1252076, 1609812, 1878114, 2191133, 2817171, 3756228, 4382266, 5634342, 6573399, 8764532, 11268684, 13146798, 19720197, 26293596, 39440394, 78880788]

約数ペア:

[(1, 78880788), (2, 39440394), (3, 26293596), (4, 19720197), (6, 13146798), (7, 11268684), (9, 8764532), (12, 6573399), (14, 5634342), (18, 4382266), (21, 3756228), (28, 2817171), (36, 2191133), (42, 1878114), (49, 1609812), (63, 1252076), (84, 939057), (97, 813204), (98, 804906), (126, 626038), (147, 536604), (194, 406602), (196, 402453), (252, 313019), (291, 271068), (294, 268302), (388, 203301), (441, 178868), (461, 171108), (582, 135534), (588, 134151), (679, 116172), (873, 90356), (882, 89434), (922, 85554), (1164, 67767), (1358, 58086), (1383, 57036), (1746, 45178), (1764, 44717), (1844, 42777), (2037, 38724), (2716, 29043), (2766, 28518), (3227, 24444), (3492, 22589), (4074, 19362), (4149, 19012), (4753, 16596), (5532, 14259), (6111, 12908), (6454, 12222), (8148, 9681), (8298, 9506)]