339595360

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{661}}^1$

素因数の和:721

約数の個数: 144

約数和(自身を含む): 915863760

約数和(自身を除く): 576268400

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 160, 169, 190, 208, 247, 260, 304, 338, 380, 416, 494, 520, 608, 661, 676, 760, 845, 988, 1040, 1235, 1322, 1352, 1520, 1690, 1976, 2080, 2470, 2644, 2704, 3040, 3211, 3305, 3380, 3952, 4940, 5288, 5408, 6422, 6610, 6760, 7904, 8593, 9880, 10576, 12559, 12844, 13220, 13520, 16055, 17186, 19760, 21152, 25118, 25688, 26440, 27040, 32110, 34372, 39520, 42965, 50236, 51376, 52880, 62795, 64220, 68744, 85930, 100472, 102752, 105760, 111709, 125590, 128440, 137488, 163267, 171860, 200944, 223418, 251180, 256880, 274976, 326534, 343720, 401888, 446836, 502360, 513760, 558545, 653068, 687440, 816335, 893672, 1004720, 1117090, 1306136, 1374880, 1632670, 1787344, 2009440, 2122471, 2234180, 2612272, 3265340, 3574688, 4244942, 4468360, 5224544, 6530680, 8489884, 8936720, 10612355, 13061360, 16979768, 17873440, 21224710, 26122720, 33959536, 42449420, 67919072, 84898840, 169797680, 339595360]

約数ペア:

[(1, 339595360), (2, 169797680), (4, 84898840), (5, 67919072), (8, 42449420), (10, 33959536), (13, 26122720), (16, 21224710), (19, 17873440), (20, 16979768), (26, 13061360), (32, 10612355), (38, 8936720), (40, 8489884), (52, 6530680), (65, 5224544), (76, 4468360), (80, 4244942), (95, 3574688), (104, 3265340), (130, 2612272), (152, 2234180), (160, 2122471), (169, 2009440), (190, 1787344), (208, 1632670), (247, 1374880), (260, 1306136), (304, 1117090), (338, 1004720), (380, 893672), (416, 816335), (494, 687440), (520, 653068), (608, 558545), (661, 513760), (676, 502360), (760, 446836), (845, 401888), (988, 343720), (1040, 326534), (1235, 274976), (1322, 256880), (1352, 251180), (1520, 223418), (1690, 200944), (1976, 171860), (2080, 163267), (2470, 137488), (2644, 128440), (2704, 125590), (3040, 111709), (3211, 105760), (3305, 102752), (3380, 100472), (3952, 85930), (4940, 68744), (5288, 64220), (5408, 62795), (6422, 52880), (6610, 51376), (6760, 50236), (7904, 42965), (8593, 39520), (9880, 34372), (10576, 32110), (12559, 27040), (12844, 26440), (13220, 25688), (13520, 25118), (16055, 21152), (17186, 19760)]