180521432

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1$

素因数の和:497

約数の個数: 128

約数和(自身を含む): 453734400

約数和(自身を除く): 273212968

約数列:

[1, 2, 4, 7, 8, 13, 14, 19, 26, 28, 31, 38, 52, 56, 62, 76, 91, 104, 124, 133, 152, 182, 217, 247, 248, 266, 364, 403, 421, 434, 494, 532, 589, 728, 806, 842, 868, 988, 1064, 1178, 1612, 1684, 1729, 1736, 1976, 2356, 2821, 2947, 3224, 3368, 3458, 4123, 4712, 5473, 5642, 5894, 6916, 7657, 7999, 8246, 10946, 11284, 11788, 13051, 13832, 15314, 15998, 16492, 21892, 22568, 23576, 26102, 30628, 31996, 32984, 38311, 43784, 52204, 53599, 55993, 61256, 63992, 76622, 91357, 103987, 104408, 107198, 111986, 153244, 169663, 182714, 207974, 214396, 223972, 247969, 306488, 339326, 365428, 415948, 428792, 447944, 495938, 678652, 727909, 730856, 831896, 991876, 1187641, 1357304, 1455818, 1735783, 1983752, 2375282, 2911636, 3223597, 3471566, 4750564, 5823272, 6447194, 6943132, 9501128, 12894388, 13886264, 22565179, 25788776, 45130358, 90260716, 180521432]

約数ペア:

[(1, 180521432), (2, 90260716), (4, 45130358), (7, 25788776), (8, 22565179), (13, 13886264), (14, 12894388), (19, 9501128), (26, 6943132), (28, 6447194), (31, 5823272), (38, 4750564), (52, 3471566), (56, 3223597), (62, 2911636), (76, 2375282), (91, 1983752), (104, 1735783), (124, 1455818), (133, 1357304), (152, 1187641), (182, 991876), (217, 831896), (247, 730856), (248, 727909), (266, 678652), (364, 495938), (403, 447944), (421, 428792), (434, 415948), (494, 365428), (532, 339326), (589, 306488), (728, 247969), (806, 223972), (842, 214396), (868, 207974), (988, 182714), (1064, 169663), (1178, 153244), (1612, 111986), (1684, 107198), (1729, 104408), (1736, 103987), (1976, 91357), (2356, 76622), (2821, 63992), (2947, 61256), (3224, 55993), (3368, 53599), (3458, 52204), (4123, 43784), (4712, 38311), (5473, 32984), (5642, 31996), (5894, 30628), (6916, 26102), (7657, 23576), (7999, 22568), (8246, 21892), (10946, 16492), (11284, 15998), (11788, 15314), (13051, 13832)]