77322780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{983}}^1$

素因数の和:1040

約数の個数: 144

約数和(自身を含む): 257886720

約数和(自身を除く): 180563940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 23, 30, 36, 38, 45, 46, 57, 60, 69, 76, 90, 92, 95, 114, 115, 138, 171, 180, 190, 207, 228, 230, 276, 285, 342, 345, 380, 414, 437, 460, 570, 684, 690, 828, 855, 874, 983, 1035, 1140, 1311, 1380, 1710, 1748, 1966, 2070, 2185, 2622, 2949, 3420, 3932, 3933, 4140, 4370, 4915, 5244, 5898, 6555, 7866, 8740, 8847, 9830, 11796, 13110, 14745, 15732, 17694, 18677, 19660, 19665, 22609, 26220, 29490, 35388, 37354, 39330, 44235, 45218, 56031, 58980, 67827, 74708, 78660, 88470, 90436, 93385, 112062, 113045, 135654, 168093, 176940, 186770, 203481, 224124, 226090, 271308, 280155, 336186, 339135, 373540, 406962, 429571, 452180, 560310, 672372, 678270, 813924, 840465, 859142, 1017405, 1120620, 1288713, 1356540, 1680930, 1718284, 2034810, 2147855, 2577426, 3361860, 3866139, 4069620, 4295710, 5154852, 6443565, 7732278, 8591420, 12887130, 15464556, 19330695, 25774260, 38661390, 77322780]

約数ペア:

[(1, 77322780), (2, 38661390), (3, 25774260), (4, 19330695), (5, 15464556), (6, 12887130), (9, 8591420), (10, 7732278), (12, 6443565), (15, 5154852), (18, 4295710), (19, 4069620), (20, 3866139), (23, 3361860), (30, 2577426), (36, 2147855), (38, 2034810), (45, 1718284), (46, 1680930), (57, 1356540), (60, 1288713), (69, 1120620), (76, 1017405), (90, 859142), (92, 840465), (95, 813924), (114, 678270), (115, 672372), (138, 560310), (171, 452180), (180, 429571), (190, 406962), (207, 373540), (228, 339135), (230, 336186), (276, 280155), (285, 271308), (342, 226090), (345, 224124), (380, 203481), (414, 186770), (437, 176940), (460, 168093), (570, 135654), (684, 113045), (690, 112062), (828, 93385), (855, 90436), (874, 88470), (983, 78660), (1035, 74708), (1140, 67827), (1311, 58980), (1380, 56031), (1710, 45218), (1748, 44235), (1966, 39330), (2070, 37354), (2185, 35388), (2622, 29490), (2949, 26220), (3420, 22609), (3932, 19665), (3933, 19660), (4140, 18677), (4370, 17694), (4915, 15732), (5244, 14745), (5898, 13110), (6555, 11796), (7866, 9830), (8740, 8847)]