138478320

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{4691}}^1$

素因数の和:4751

約数の個数: 120

約数和(自身を含む): 476500752

約数和(自身を除く): 338022432

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 41, 45, 48, 60, 72, 80, 82, 90, 120, 123, 144, 164, 180, 205, 240, 246, 328, 360, 369, 410, 492, 615, 656, 720, 738, 820, 984, 1230, 1476, 1640, 1845, 1968, 2460, 2952, 3280, 3690, 4691, 4920, 5904, 7380, 9382, 9840, 14073, 14760, 18764, 23455, 28146, 29520, 37528, 42219, 46910, 56292, 70365, 75056, 84438, 93820, 112584, 140730, 168876, 187640, 192331, 211095, 225168, 281460, 337752, 375280, 384662, 422190, 562920, 576993, 675504, 769324, 844380, 961655, 1125840, 1153986, 1538648, 1688760, 1730979, 1923310, 2307972, 2884965, 3077296, 3377520, 3461958, 3846620, 4615944, 5769930, 6923916, 7693240, 8654895, 9231888, 11539860, 13847832, 15386480, 17309790, 23079720, 27695664, 34619580, 46159440, 69239160, 138478320]

約数ペア:

[(1, 138478320), (2, 69239160), (3, 46159440), (4, 34619580), (5, 27695664), (6, 23079720), (8, 17309790), (9, 15386480), (10, 13847832), (12, 11539860), (15, 9231888), (16, 8654895), (18, 7693240), (20, 6923916), (24, 5769930), (30, 4615944), (36, 3846620), (40, 3461958), (41, 3377520), (45, 3077296), (48, 2884965), (60, 2307972), (72, 1923310), (80, 1730979), (82, 1688760), (90, 1538648), (120, 1153986), (123, 1125840), (144, 961655), (164, 844380), (180, 769324), (205, 675504), (240, 576993), (246, 562920), (328, 422190), (360, 384662), (369, 375280), (410, 337752), (492, 281460), (615, 225168), (656, 211095), (720, 192331), (738, 187640), (820, 168876), (984, 140730), (1230, 112584), (1476, 93820), (1640, 84438), (1845, 75056), (1968, 70365), (2460, 56292), (2952, 46910), (3280, 42219), (3690, 37528), (4691, 29520), (4920, 28146), (5904, 23455), (7380, 18764), (9382, 14760), (9840, 14073)]