128978460

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{967}}^1$

素因数の和:1017

約数の個数: 192

約数和(自身を含む): 455347200

約数和(自身を除く): 326368740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 19, 20, 26, 27, 30, 36, 38, 39, 45, 52, 54, 57, 60, 65, 76, 78, 90, 95, 108, 114, 117, 130, 135, 156, 171, 180, 190, 195, 228, 234, 247, 260, 270, 285, 342, 351, 380, 390, 468, 494, 513, 540, 570, 585, 684, 702, 741, 780, 855, 967, 988, 1026, 1140, 1170, 1235, 1404, 1482, 1710, 1755, 1934, 2052, 2223, 2340, 2470, 2565, 2901, 2964, 3420, 3510, 3705, 3868, 4446, 4835, 4940, 5130, 5802, 6669, 7020, 7410, 8703, 8892, 9670, 10260, 11115, 11604, 12571, 13338, 14505, 14820, 17406, 18373, 19340, 22230, 25142, 26109, 26676, 29010, 33345, 34812, 36746, 37713, 43515, 44460, 50284, 52218, 55119, 58020, 62855, 66690, 73492, 75426, 87030, 91865, 104436, 110238, 113139, 125710, 130545, 133380, 150852, 165357, 174060, 183730, 188565, 220476, 226278, 238849, 251420, 261090, 275595, 330714, 339417, 367460, 377130, 452556, 477698, 496071, 522180, 551190, 565695, 661428, 678834, 716547, 754260, 826785, 955396, 992142, 1102380, 1131390, 1194245, 1357668, 1433094, 1653570, 1697085, 1984284, 2149641, 2262780, 2388490, 2480355, 2866188, 3307140, 3394170, 3582735, 4299282, 4776980, 4960710, 6448923, 6788340, 7165470, 8598564, 9921420, 10748205, 12897846, 14330940, 21496410, 25795692, 32244615, 42992820, 64489230, 128978460]

約数ペア:

[(1, 128978460), (2, 64489230), (3, 42992820), (4, 32244615), (5, 25795692), (6, 21496410), (9, 14330940), (10, 12897846), (12, 10748205), (13, 9921420), (15, 8598564), (18, 7165470), (19, 6788340), (20, 6448923), (26, 4960710), (27, 4776980), (30, 4299282), (36, 3582735), (38, 3394170), (39, 3307140), (45, 2866188), (52, 2480355), (54, 2388490), (57, 2262780), (60, 2149641), (65, 1984284), (76, 1697085), (78, 1653570), (90, 1433094), (95, 1357668), (108, 1194245), (114, 1131390), (117, 1102380), (130, 992142), (135, 955396), (156, 826785), (171, 754260), (180, 716547), (190, 678834), (195, 661428), (228, 565695), (234, 551190), (247, 522180), (260, 496071), (270, 477698), (285, 452556), (342, 377130), (351, 367460), (380, 339417), (390, 330714), (468, 275595), (494, 261090), (513, 251420), (540, 238849), (570, 226278), (585, 220476), (684, 188565), (702, 183730), (741, 174060), (780, 165357), (855, 150852), (967, 133380), (988, 130545), (1026, 125710), (1140, 113139), (1170, 110238), (1235, 104436), (1404, 91865), (1482, 87030), (1710, 75426), (1755, 73492), (1934, 66690), (2052, 62855), (2223, 58020), (2340, 55119), (2470, 52218), (2565, 50284), (2901, 44460), (2964, 43515), (3420, 37713), (3510, 36746), (3705, 34812), (3868, 33345), (4446, 29010), (4835, 26676), (4940, 26109), (5130, 25142), (5802, 22230), (6669, 19340), (7020, 18373), (7410, 17406), (8703, 14820), (8892, 14505), (9670, 13338), (10260, 12571), (11115, 11604)]