172539720

素因数分解:

$2^3\times 3^6\times 5^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:187

約数の個数: 224

約数和(自身を含む): 597696120

約数和(自身を除く): 425156400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 61, 72, 81, 90, 97, 108, 120, 122, 135, 162, 180, 183, 194, 216, 243, 244, 270, 291, 305, 324, 360, 366, 388, 405, 485, 486, 488, 540, 549, 582, 610, 648, 729, 732, 776, 810, 873, 915, 970, 972, 1080, 1098, 1164, 1215, 1220, 1455, 1458, 1464, 1620, 1647, 1746, 1830, 1940, 1944, 2196, 2328, 2430, 2440, 2619, 2745, 2910, 2916, 3240, 3294, 3492, 3645, 3660, 3880, 4365, 4392, 4860, 4941, 5238, 5490, 5820, 5832, 5917, 6588, 6984, 7290, 7320, 7857, 8235, 8730, 9720, 9882, 10476, 10980, 11640, 11834, 13095, 13176, 14580, 14823, 15714, 16470, 17460, 17751, 19764, 20952, 21960, 23571, 23668, 24705, 26190, 29160, 29585, 29646, 31428, 32940, 34920, 35502, 39285, 39528, 44469, 47142, 47336, 49410, 52380, 53253, 59170, 59292, 62856, 65880, 70713, 71004, 74115, 78570, 88755, 88938, 94284, 98820, 104760, 106506, 117855, 118340, 118584, 141426, 142008, 148230, 157140, 159759, 177510, 177876, 188568, 197640, 213012, 222345, 235710, 236680, 266265, 282852, 296460, 314280, 319518, 353565, 355020, 355752, 426024, 444690, 471420, 479277, 532530, 565704, 592920, 639036, 707130, 710040, 798795, 889380, 942840, 958554, 1065060, 1278072, 1414260, 1437831, 1597590, 1778760, 1917108, 2130120, 2396385, 2828520, 2875662, 3195180, 3834216, 4313493, 4792770, 5751324, 6390360, 7189155, 8626986, 9585540, 11502648, 14378310, 17253972, 19171080, 21567465, 28756620, 34507944, 43134930, 57513240, 86269860, 172539720]

約数ペア:

[(1, 172539720), (2, 86269860), (3, 57513240), (4, 43134930), (5, 34507944), (6, 28756620), (8, 21567465), (9, 19171080), (10, 17253972), (12, 14378310), (15, 11502648), (18, 9585540), (20, 8626986), (24, 7189155), (27, 6390360), (30, 5751324), (36, 4792770), (40, 4313493), (45, 3834216), (54, 3195180), (60, 2875662), (61, 2828520), (72, 2396385), (81, 2130120), (90, 1917108), (97, 1778760), (108, 1597590), (120, 1437831), (122, 1414260), (135, 1278072), (162, 1065060), (180, 958554), (183, 942840), (194, 889380), (216, 798795), (243, 710040), (244, 707130), (270, 639036), (291, 592920), (305, 565704), (324, 532530), (360, 479277), (366, 471420), (388, 444690), (405, 426024), (485, 355752), (486, 355020), (488, 353565), (540, 319518), (549, 314280), (582, 296460), (610, 282852), (648, 266265), (729, 236680), (732, 235710), (776, 222345), (810, 213012), (873, 197640), (915, 188568), (970, 177876), (972, 177510), (1080, 159759), (1098, 157140), (1164, 148230), (1215, 142008), (1220, 141426), (1455, 118584), (1458, 118340), (1464, 117855), (1620, 106506), (1647, 104760), (1746, 98820), (1830, 94284), (1940, 88938), (1944, 88755), (2196, 78570), (2328, 74115), (2430, 71004), (2440, 70713), (2619, 65880), (2745, 62856), (2910, 59292), (2916, 59170), (3240, 53253), (3294, 52380), (3492, 49410), (3645, 47336), (3660, 47142), (3880, 44469), (4365, 39528), (4392, 39285), (4860, 35502), (4941, 34920), (5238, 32940), (5490, 31428), (5820, 29646), (5832, 29585), (5917, 29160), (6588, 26190), (6984, 24705), (7290, 23668), (7320, 23571), (7857, 21960), (8235, 20952), (8730, 19764), (9720, 17751), (9882, 17460), (10476, 16470), (10980, 15714), (11640, 14823), (11834, 14580), (13095, 13176)]