128919120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{1039}}^1$

素因数の和:1113

約数の個数: 160

約数和(自身を含む): 445685760

約数和(自身を除く): 316766640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 47, 48, 55, 60, 66, 80, 88, 94, 110, 120, 132, 141, 165, 176, 188, 220, 235, 240, 264, 282, 330, 376, 440, 470, 517, 528, 564, 660, 705, 752, 880, 940, 1034, 1039, 1128, 1320, 1410, 1551, 1880, 2068, 2078, 2256, 2585, 2640, 2820, 3102, 3117, 3760, 4136, 4156, 5170, 5195, 5640, 6204, 6234, 7755, 8272, 8312, 10340, 10390, 11280, 11429, 12408, 12468, 15510, 15585, 16624, 20680, 20780, 22858, 24816, 24936, 31020, 31170, 34287, 41360, 41560, 45716, 48833, 49872, 57145, 62040, 62340, 68574, 83120, 91432, 97666, 114290, 124080, 124680, 137148, 146499, 171435, 182864, 195332, 228580, 244165, 249360, 274296, 292998, 342870, 390664, 457160, 488330, 537163, 548592, 585996, 685740, 732495, 781328, 914320, 976660, 1074326, 1171992, 1371480, 1464990, 1611489, 1953320, 2148652, 2343984, 2685815, 2742960, 2929980, 3222978, 3906640, 4297304, 5371630, 5859960, 6445956, 8057445, 8594608, 10743260, 11719920, 12891912, 16114890, 21486520, 25783824, 32229780, 42973040, 64459560, 128919120]

約数ペア:

[(1, 128919120), (2, 64459560), (3, 42973040), (4, 32229780), (5, 25783824), (6, 21486520), (8, 16114890), (10, 12891912), (11, 11719920), (12, 10743260), (15, 8594608), (16, 8057445), (20, 6445956), (22, 5859960), (24, 5371630), (30, 4297304), (33, 3906640), (40, 3222978), (44, 2929980), (47, 2742960), (48, 2685815), (55, 2343984), (60, 2148652), (66, 1953320), (80, 1611489), (88, 1464990), (94, 1371480), (110, 1171992), (120, 1074326), (132, 976660), (141, 914320), (165, 781328), (176, 732495), (188, 685740), (220, 585996), (235, 548592), (240, 537163), (264, 488330), (282, 457160), (330, 390664), (376, 342870), (440, 292998), (470, 274296), (517, 249360), (528, 244165), (564, 228580), (660, 195332), (705, 182864), (752, 171435), (880, 146499), (940, 137148), (1034, 124680), (1039, 124080), (1128, 114290), (1320, 97666), (1410, 91432), (1551, 83120), (1880, 68574), (2068, 62340), (2078, 62040), (2256, 57145), (2585, 49872), (2640, 48833), (2820, 45716), (3102, 41560), (3117, 41360), (3760, 34287), (4136, 31170), (4156, 31020), (5170, 24936), (5195, 24816), (5640, 22858), (6204, 20780), (6234, 20680), (7755, 16624), (8272, 15585), (8312, 15510), (10340, 12468), (10390, 12408), (11280, 11429)]