90991836

素因数分解:

$2^2\times 3^5\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{379}}^1$

素因数の和:430

約数の個数: 144

約数和(自身を含む): 271107200

約数和(自身を除く): 180115364

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 27, 36, 38, 39, 52, 54, 57, 76, 78, 81, 108, 114, 117, 156, 162, 171, 228, 234, 243, 247, 324, 342, 351, 379, 468, 486, 494, 513, 684, 702, 741, 758, 972, 988, 1026, 1053, 1137, 1404, 1482, 1516, 1539, 2052, 2106, 2223, 2274, 2964, 3078, 3159, 3411, 4212, 4446, 4548, 4617, 4927, 6156, 6318, 6669, 6822, 7201, 8892, 9234, 9854, 10233, 12636, 13338, 13644, 14402, 14781, 18468, 19708, 20007, 20466, 21603, 26676, 28804, 29562, 30699, 40014, 40932, 43206, 44343, 59124, 60021, 61398, 64809, 80028, 86412, 88686, 92097, 93613, 120042, 122796, 129618, 133029, 177372, 184194, 187226, 194427, 240084, 259236, 266058, 280839, 368388, 374452, 388854, 399087, 532116, 561678, 583281, 777708, 798174, 842517, 1123356, 1166562, 1197261, 1596348, 1685034, 1749843, 2333124, 2394522, 2527551, 3370068, 3499686, 4789044, 5055102, 6999372, 7582653, 10110204, 15165306, 22747959, 30330612, 45495918, 90991836]

約数ペア:

[(1, 90991836), (2, 45495918), (3, 30330612), (4, 22747959), (6, 15165306), (9, 10110204), (12, 7582653), (13, 6999372), (18, 5055102), (19, 4789044), (26, 3499686), (27, 3370068), (36, 2527551), (38, 2394522), (39, 2333124), (52, 1749843), (54, 1685034), (57, 1596348), (76, 1197261), (78, 1166562), (81, 1123356), (108, 842517), (114, 798174), (117, 777708), (156, 583281), (162, 561678), (171, 532116), (228, 399087), (234, 388854), (243, 374452), (247, 368388), (324, 280839), (342, 266058), (351, 259236), (379, 240084), (468, 194427), (486, 187226), (494, 184194), (513, 177372), (684, 133029), (702, 129618), (741, 122796), (758, 120042), (972, 93613), (988, 92097), (1026, 88686), (1053, 86412), (1137, 80028), (1404, 64809), (1482, 61398), (1516, 60021), (1539, 59124), (2052, 44343), (2106, 43206), (2223, 40932), (2274, 40014), (2964, 30699), (3078, 29562), (3159, 28804), (3411, 26676), (4212, 21603), (4446, 20466), (4548, 20007), (4617, 19708), (4927, 18468), (6156, 14781), (6318, 14402), (6669, 13644), (6822, 13338), (7201, 12636), (8892, 10233), (9234, 9854)]