79519740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1987}}^1$

素因数の和:2051

約数の個数: 96

約数和(自身を含む): 240468480

約数和(自身を除く): 160948740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 29, 30, 46, 58, 60, 69, 87, 92, 115, 116, 138, 145, 174, 230, 276, 290, 345, 348, 435, 460, 580, 667, 690, 870, 1334, 1380, 1740, 1987, 2001, 2668, 3335, 3974, 4002, 5961, 6670, 7948, 8004, 9935, 10005, 11922, 13340, 19870, 20010, 23844, 29805, 39740, 40020, 45701, 57623, 59610, 91402, 115246, 119220, 137103, 172869, 182804, 228505, 230492, 274206, 288115, 345738, 457010, 548412, 576230, 685515, 691476, 864345, 914020, 1152460, 1325329, 1371030, 1728690, 2650658, 2742060, 3457380, 3975987, 5301316, 6626645, 7951974, 13253290, 15903948, 19879935, 26506580, 39759870, 79519740]

約数ペア:

[(1, 79519740), (2, 39759870), (3, 26506580), (4, 19879935), (5, 15903948), (6, 13253290), (10, 7951974), (12, 6626645), (15, 5301316), (20, 3975987), (23, 3457380), (29, 2742060), (30, 2650658), (46, 1728690), (58, 1371030), (60, 1325329), (69, 1152460), (87, 914020), (92, 864345), (115, 691476), (116, 685515), (138, 576230), (145, 548412), (174, 457010), (230, 345738), (276, 288115), (290, 274206), (345, 230492), (348, 228505), (435, 182804), (460, 172869), (580, 137103), (667, 119220), (690, 115246), (870, 91402), (1334, 59610), (1380, 57623), (1740, 45701), (1987, 40020), (2001, 39740), (2668, 29805), (3335, 23844), (3974, 20010), (4002, 19870), (5961, 13340), (6670, 11922), (7948, 10005), (8004, 9935)]