181159888

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{563}}^1$

素因数の和:621

約数の個数: 120

約数和(自身を含む): 460738368

約数和(自身を除く): 279578480

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 17, 26, 28, 34, 52, 56, 68, 91, 104, 112, 119, 136, 169, 182, 208, 221, 238, 272, 338, 364, 442, 476, 563, 676, 728, 884, 952, 1126, 1183, 1352, 1456, 1547, 1768, 1904, 2252, 2366, 2704, 2873, 3094, 3536, 3941, 4504, 4732, 5746, 6188, 7319, 7882, 9008, 9464, 9571, 11492, 12376, 14638, 15764, 18928, 19142, 20111, 22984, 24752, 29276, 31528, 38284, 40222, 45968, 51233, 58552, 63056, 66997, 76568, 80444, 95147, 102466, 117104, 124423, 133994, 153136, 160888, 190294, 204932, 248846, 267988, 321776, 380588, 409864, 497692, 535976, 666029, 761176, 819728, 870961, 995384, 1071952, 1332058, 1522352, 1617499, 1741922, 1990768, 2664116, 3234998, 3483844, 5328232, 6469996, 6967688, 10656464, 11322493, 12939992, 13935376, 22644986, 25879984, 45289972, 90579944, 181159888]

約数ペア:

[(1, 181159888), (2, 90579944), (4, 45289972), (7, 25879984), (8, 22644986), (13, 13935376), (14, 12939992), (16, 11322493), (17, 10656464), (26, 6967688), (28, 6469996), (34, 5328232), (52, 3483844), (56, 3234998), (68, 2664116), (91, 1990768), (104, 1741922), (112, 1617499), (119, 1522352), (136, 1332058), (169, 1071952), (182, 995384), (208, 870961), (221, 819728), (238, 761176), (272, 666029), (338, 535976), (364, 497692), (442, 409864), (476, 380588), (563, 321776), (676, 267988), (728, 248846), (884, 204932), (952, 190294), (1126, 160888), (1183, 153136), (1352, 133994), (1456, 124423), (1547, 117104), (1768, 102466), (1904, 95147), (2252, 80444), (2366, 76568), (2704, 66997), (2873, 63056), (3094, 58552), (3536, 51233), (3941, 45968), (4504, 40222), (4732, 38284), (5746, 31528), (6188, 29276), (7319, 24752), (7882, 22984), (9008, 20111), (9464, 19142), (9571, 18928), (11492, 15764), (12376, 14638)]