78919440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^2$

素因数の和:114

約数の個数: 240

約数和(自身を含む): 279946368

約数和(自身を除く): 201026928

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 23, 24, 29, 30, 34, 40, 46, 48, 51, 58, 60, 68, 69, 80, 85, 87, 92, 102, 115, 116, 120, 136, 138, 145, 170, 174, 184, 204, 230, 232, 240, 255, 272, 276, 290, 340, 345, 348, 368, 391, 408, 435, 460, 464, 493, 510, 552, 580, 667, 680, 690, 696, 782, 816, 841, 870, 920, 986, 1020, 1104, 1160, 1173, 1334, 1360, 1380, 1392, 1479, 1564, 1682, 1740, 1840, 1955, 1972, 2001, 2040, 2320, 2346, 2465, 2523, 2668, 2760, 2958, 3128, 3335, 3364, 3480, 3910, 3944, 4002, 4080, 4205, 4692, 4930, 5046, 5336, 5520, 5865, 5916, 6256, 6670, 6728, 6960, 7395, 7820, 7888, 8004, 8410, 9384, 9860, 10005, 10092, 10672, 11339, 11730, 11832, 12615, 13340, 13456, 14297, 14790, 15640, 16008, 16820, 18768, 19343, 19720, 20010, 20184, 22678, 23460, 23664, 25230, 26680, 28594, 29580, 31280, 32016, 33640, 34017, 38686, 39440, 40020, 40368, 42891, 45356, 46920, 50460, 53360, 56695, 57188, 58029, 59160, 67280, 68034, 71485, 77372, 80040, 85782, 90712, 93840, 96715, 100920, 113390, 114376, 116058, 118320, 136068, 142970, 154744, 160080, 170085, 171564, 181424, 193430, 201840, 214455, 226780, 228752, 232116, 272136, 285940, 290145, 309488, 328831, 340170, 343128, 386860, 428910, 453560, 464232, 544272, 571880, 580290, 657662, 680340, 686256, 773720, 857820, 907120, 928464, 986493, 1143760, 1160580, 1315324, 1360680, 1547440, 1644155, 1715640, 1972986, 2321160, 2630648, 2721360, 3288310, 3431280, 3945972, 4642320, 4932465, 5261296, 6576620, 7891944, 9864930, 13153240, 15783888, 19729860, 26306480, 39459720, 78919440]

約数ペア:

[(1, 78919440), (2, 39459720), (3, 26306480), (4, 19729860), (5, 15783888), (6, 13153240), (8, 9864930), (10, 7891944), (12, 6576620), (15, 5261296), (16, 4932465), (17, 4642320), (20, 3945972), (23, 3431280), (24, 3288310), (29, 2721360), (30, 2630648), (34, 2321160), (40, 1972986), (46, 1715640), (48, 1644155), (51, 1547440), (58, 1360680), (60, 1315324), (68, 1160580), (69, 1143760), (80, 986493), (85, 928464), (87, 907120), (92, 857820), (102, 773720), (115, 686256), (116, 680340), (120, 657662), (136, 580290), (138, 571880), (145, 544272), (170, 464232), (174, 453560), (184, 428910), (204, 386860), (230, 343128), (232, 340170), (240, 328831), (255, 309488), (272, 290145), (276, 285940), (290, 272136), (340, 232116), (345, 228752), (348, 226780), (368, 214455), (391, 201840), (408, 193430), (435, 181424), (460, 171564), (464, 170085), (493, 160080), (510, 154744), (552, 142970), (580, 136068), (667, 118320), (680, 116058), (690, 114376), (696, 113390), (782, 100920), (816, 96715), (841, 93840), (870, 90712), (920, 85782), (986, 80040), (1020, 77372), (1104, 71485), (1160, 68034), (1173, 67280), (1334, 59160), (1360, 58029), (1380, 57188), (1392, 56695), (1479, 53360), (1564, 50460), (1682, 46920), (1740, 45356), (1840, 42891), (1955, 40368), (1972, 40020), (2001, 39440), (2040, 38686), (2320, 34017), (2346, 33640), (2465, 32016), (2523, 31280), (2668, 29580), (2760, 28594), (2958, 26680), (3128, 25230), (3335, 23664), (3364, 23460), (3480, 22678), (3910, 20184), (3944, 20010), (4002, 19720), (4080, 19343), (4205, 18768), (4692, 16820), (4930, 16008), (5046, 15640), (5336, 14790), (5520, 14297), (5865, 13456), (5916, 13340), (6256, 12615), (6670, 11832), (6728, 11730), (6960, 11339), (7395, 10672), (7820, 10092), (7888, 10005), (8004, 9860), (8410, 9384)]