181281360

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{599}}^1$

素因数の和:725

約数の個数: 160

約数和(自身を含む): 612460800

約数和(自身を除く): 431179440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 97, 104, 120, 130, 156, 194, 195, 208, 240, 260, 291, 312, 388, 390, 485, 520, 582, 599, 624, 776, 780, 970, 1040, 1164, 1198, 1261, 1455, 1552, 1560, 1797, 1940, 2328, 2396, 2522, 2910, 2995, 3120, 3594, 3783, 3880, 4656, 4792, 5044, 5820, 5990, 6305, 7188, 7566, 7760, 7787, 8985, 9584, 10088, 11640, 11980, 12610, 14376, 15132, 15574, 17970, 18915, 20176, 23280, 23361, 23960, 25220, 28752, 30264, 31148, 35940, 37830, 38935, 46722, 47920, 50440, 58103, 60528, 62296, 71880, 75660, 77870, 93444, 100880, 116206, 116805, 124592, 143760, 151320, 155740, 174309, 186888, 232412, 233610, 290515, 302640, 311480, 348618, 373776, 464824, 467220, 581030, 622960, 697236, 755339, 871545, 929648, 934440, 1162060, 1394472, 1510678, 1743090, 1868880, 2266017, 2324120, 2788944, 3021356, 3486180, 3776695, 4532034, 4648240, 6042712, 6972360, 7553390, 9064068, 11330085, 12085424, 13944720, 15106780, 18128136, 22660170, 30213560, 36256272, 45320340, 60427120, 90640680, 181281360]

約数ペア:

[(1, 181281360), (2, 90640680), (3, 60427120), (4, 45320340), (5, 36256272), (6, 30213560), (8, 22660170), (10, 18128136), (12, 15106780), (13, 13944720), (15, 12085424), (16, 11330085), (20, 9064068), (24, 7553390), (26, 6972360), (30, 6042712), (39, 4648240), (40, 4532034), (48, 3776695), (52, 3486180), (60, 3021356), (65, 2788944), (78, 2324120), (80, 2266017), (97, 1868880), (104, 1743090), (120, 1510678), (130, 1394472), (156, 1162060), (194, 934440), (195, 929648), (208, 871545), (240, 755339), (260, 697236), (291, 622960), (312, 581030), (388, 467220), (390, 464824), (485, 373776), (520, 348618), (582, 311480), (599, 302640), (624, 290515), (776, 233610), (780, 232412), (970, 186888), (1040, 174309), (1164, 155740), (1198, 151320), (1261, 143760), (1455, 124592), (1552, 116805), (1560, 116206), (1797, 100880), (1940, 93444), (2328, 77870), (2396, 75660), (2522, 71880), (2910, 62296), (2995, 60528), (3120, 58103), (3594, 50440), (3783, 47920), (3880, 46722), (4656, 38935), (4792, 37830), (5044, 35940), (5820, 31148), (5990, 30264), (6305, 28752), (7188, 25220), (7566, 23960), (7760, 23361), (7787, 23280), (8985, 20176), (9584, 18915), (10088, 17970), (11640, 15574), (11980, 15132), (12610, 14376)]