221081568

素因数分解:

$2^5\times 3^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1987}}^1$

素因数の和:2080

約数の個数: 96

約数和(自身を含む): 621210240

約数和(自身を除く): 400128672

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 48, 57, 61, 76, 96, 114, 122, 152, 183, 228, 244, 304, 366, 456, 488, 608, 732, 912, 976, 1159, 1464, 1824, 1952, 1987, 2318, 2928, 3477, 3974, 4636, 5856, 5961, 6954, 7948, 9272, 11922, 13908, 15896, 18544, 23844, 27816, 31792, 37088, 37753, 47688, 55632, 63584, 75506, 95376, 111264, 113259, 121207, 151012, 190752, 226518, 242414, 302024, 363621, 453036, 484828, 604048, 727242, 906072, 969656, 1208096, 1454484, 1812144, 1939312, 2302933, 2908968, 3624288, 3878624, 4605866, 5817936, 6908799, 9211732, 11635872, 13817598, 18423464, 27635196, 36846928, 55270392, 73693856, 110540784, 221081568]

約数ペア:

[(1, 221081568), (2, 110540784), (3, 73693856), (4, 55270392), (6, 36846928), (8, 27635196), (12, 18423464), (16, 13817598), (19, 11635872), (24, 9211732), (32, 6908799), (38, 5817936), (48, 4605866), (57, 3878624), (61, 3624288), (76, 2908968), (96, 2302933), (114, 1939312), (122, 1812144), (152, 1454484), (183, 1208096), (228, 969656), (244, 906072), (304, 727242), (366, 604048), (456, 484828), (488, 453036), (608, 363621), (732, 302024), (912, 242414), (976, 226518), (1159, 190752), (1464, 151012), (1824, 121207), (1952, 113259), (1987, 111264), (2318, 95376), (2928, 75506), (3477, 63584), (3974, 55632), (4636, 47688), (5856, 37753), (5961, 37088), (6954, 31792), (7948, 27816), (9272, 23844), (11922, 18544), (13908, 15896)]