128006040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2441}}^1$

素因数の和:2497

約数の個数: 128

約数和(自身を含む): 421977600

約数和(自身を除く): 293971560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 23, 24, 30, 38, 40, 46, 57, 60, 69, 76, 92, 95, 114, 115, 120, 138, 152, 184, 190, 228, 230, 276, 285, 345, 380, 437, 456, 460, 552, 570, 690, 760, 874, 920, 1140, 1311, 1380, 1748, 2185, 2280, 2441, 2622, 2760, 3496, 4370, 4882, 5244, 6555, 7323, 8740, 9764, 10488, 12205, 13110, 14646, 17480, 19528, 24410, 26220, 29292, 36615, 46379, 48820, 52440, 56143, 58584, 73230, 92758, 97640, 112286, 139137, 146460, 168429, 185516, 224572, 231895, 278274, 280715, 292920, 336858, 371032, 449144, 463790, 556548, 561430, 673716, 695685, 842145, 927580, 1066717, 1113096, 1122860, 1347432, 1391370, 1684290, 1855160, 2133434, 2245720, 2782740, 3200151, 3368580, 4266868, 5333585, 5565480, 6400302, 6737160, 8533736, 10667170, 12800604, 16000755, 21334340, 25601208, 32001510, 42668680, 64003020, 128006040]

約数ペア:

[(1, 128006040), (2, 64003020), (3, 42668680), (4, 32001510), (5, 25601208), (6, 21334340), (8, 16000755), (10, 12800604), (12, 10667170), (15, 8533736), (19, 6737160), (20, 6400302), (23, 5565480), (24, 5333585), (30, 4266868), (38, 3368580), (40, 3200151), (46, 2782740), (57, 2245720), (60, 2133434), (69, 1855160), (76, 1684290), (92, 1391370), (95, 1347432), (114, 1122860), (115, 1113096), (120, 1066717), (138, 927580), (152, 842145), (184, 695685), (190, 673716), (228, 561430), (230, 556548), (276, 463790), (285, 449144), (345, 371032), (380, 336858), (437, 292920), (456, 280715), (460, 278274), (552, 231895), (570, 224572), (690, 185516), (760, 168429), (874, 146460), (920, 139137), (1140, 112286), (1311, 97640), (1380, 92758), (1748, 73230), (2185, 58584), (2280, 56143), (2441, 52440), (2622, 48820), (2760, 46379), (3496, 36615), (4370, 29292), (4882, 26220), (5244, 24410), (6555, 19528), (7323, 17480), (8740, 14646), (9764, 13110), (10488, 12205)]