71228872

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1$

素因数の和:191

約数の個数: 128

約数和(自身を含む): 172368000

約数和(自身を除く): 101139128

約数列:

[1, 2, 4, 8, 11, 13, 19, 22, 26, 29, 38, 44, 52, 58, 76, 88, 104, 113, 116, 143, 152, 209, 226, 232, 247, 286, 319, 377, 418, 452, 494, 551, 572, 638, 754, 836, 904, 988, 1102, 1144, 1243, 1276, 1469, 1508, 1672, 1976, 2147, 2204, 2486, 2552, 2717, 2938, 3016, 3277, 4147, 4294, 4408, 4972, 5434, 5876, 6061, 6554, 7163, 8294, 8588, 9944, 10868, 11752, 12122, 13108, 14326, 16159, 16588, 17176, 21736, 23617, 24244, 26216, 27911, 28652, 32318, 33176, 36047, 42601, 47234, 48488, 55822, 57304, 62263, 64636, 72094, 78793, 85202, 94468, 111644, 124526, 129272, 144188, 157586, 170404, 188936, 223288, 249052, 288376, 307021, 315172, 340808, 468611, 498104, 614042, 630344, 684893, 809419, 937222, 1228084, 1369786, 1618838, 1874444, 2456168, 2739572, 3237676, 3748888, 5479144, 6475352, 8903609, 17807218, 35614436, 71228872]

約数ペア:

[(1, 71228872), (2, 35614436), (4, 17807218), (8, 8903609), (11, 6475352), (13, 5479144), (19, 3748888), (22, 3237676), (26, 2739572), (29, 2456168), (38, 1874444), (44, 1618838), (52, 1369786), (58, 1228084), (76, 937222), (88, 809419), (104, 684893), (113, 630344), (116, 614042), (143, 498104), (152, 468611), (209, 340808), (226, 315172), (232, 307021), (247, 288376), (286, 249052), (319, 223288), (377, 188936), (418, 170404), (452, 157586), (494, 144188), (551, 129272), (572, 124526), (638, 111644), (754, 94468), (836, 85202), (904, 78793), (988, 72094), (1102, 64636), (1144, 62263), (1243, 57304), (1276, 55822), (1469, 48488), (1508, 47234), (1672, 42601), (1976, 36047), (2147, 33176), (2204, 32318), (2486, 28652), (2552, 27911), (2717, 26216), (2938, 24244), (3016, 23617), (3277, 21736), (4147, 17176), (4294, 16588), (4408, 16159), (4972, 14326), (5434, 13108), (5876, 12122), (6061, 11752), (6554, 10868), (7163, 9944), (8294, 8588)]