71644356

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{263}}^1$

素因数の和:350

約数の個数: 144

約数和(自身を含む): 221405184

約数和(自身を除く): 149760828

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 23, 28, 36, 42, 46, 47, 63, 69, 84, 92, 94, 126, 138, 141, 161, 188, 207, 252, 263, 276, 282, 322, 329, 414, 423, 483, 526, 564, 644, 658, 789, 828, 846, 966, 987, 1052, 1081, 1316, 1449, 1578, 1692, 1841, 1932, 1974, 2162, 2367, 2898, 2961, 3156, 3243, 3682, 3948, 4324, 4734, 5523, 5796, 5922, 6049, 6486, 7364, 7567, 9468, 9729, 11046, 11844, 12098, 12361, 12972, 15134, 16569, 18147, 19458, 22092, 22701, 24196, 24722, 30268, 33138, 36294, 37083, 38916, 42343, 45402, 49444, 54441, 66276, 68103, 72588, 74166, 84686, 86527, 90804, 108882, 111249, 127029, 136206, 148332, 169372, 173054, 217764, 222498, 254058, 259581, 272412, 284303, 346108, 381087, 444996, 508116, 519162, 568606, 762174, 778743, 852909, 1038324, 1137212, 1524348, 1557486, 1705818, 1990121, 2558727, 3114972, 3411636, 3980242, 5117454, 5970363, 7960484, 10234908, 11940726, 17911089, 23881452, 35822178, 71644356]

約数ペア:

[(1, 71644356), (2, 35822178), (3, 23881452), (4, 17911089), (6, 11940726), (7, 10234908), (9, 7960484), (12, 5970363), (14, 5117454), (18, 3980242), (21, 3411636), (23, 3114972), (28, 2558727), (36, 1990121), (42, 1705818), (46, 1557486), (47, 1524348), (63, 1137212), (69, 1038324), (84, 852909), (92, 778743), (94, 762174), (126, 568606), (138, 519162), (141, 508116), (161, 444996), (188, 381087), (207, 346108), (252, 284303), (263, 272412), (276, 259581), (282, 254058), (322, 222498), (329, 217764), (414, 173054), (423, 169372), (483, 148332), (526, 136206), (564, 127029), (644, 111249), (658, 108882), (789, 90804), (828, 86527), (846, 84686), (966, 74166), (987, 72588), (1052, 68103), (1081, 66276), (1316, 54441), (1449, 49444), (1578, 45402), (1692, 42343), (1841, 38916), (1932, 37083), (1974, 36294), (2162, 33138), (2367, 30268), (2898, 24722), (2961, 24196), (3156, 22701), (3243, 22092), (3682, 19458), (3948, 18147), (4324, 16569), (4734, 15134), (5523, 12972), (5796, 12361), (5922, 12098), (6049, 11844), (6486, 11046), (7364, 9729), (7567, 9468)]