128526720

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1$

素因数の和:233

約数の個数: 256

約数和(自身を含む): 478241280

約数和(自身を除く): 349714560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 73, 80, 84, 96, 105, 112, 120, 128, 131, 140, 146, 160, 168, 192, 210, 219, 224, 240, 262, 280, 292, 320, 336, 365, 384, 393, 420, 438, 448, 480, 511, 524, 560, 584, 640, 655, 672, 730, 786, 840, 876, 896, 917, 960, 1022, 1048, 1095, 1120, 1168, 1310, 1344, 1460, 1533, 1572, 1680, 1752, 1834, 1920, 1965, 2044, 2096, 2190, 2240, 2336, 2555, 2620, 2688, 2751, 2920, 3066, 3144, 3360, 3504, 3668, 3930, 4088, 4192, 4380, 4480, 4585, 4672, 5110, 5240, 5502, 5840, 6132, 6288, 6720, 7008, 7336, 7665, 7860, 8176, 8384, 8760, 9170, 9344, 9563, 10220, 10480, 11004, 11680, 12264, 12576, 13440, 13755, 14016, 14672, 15330, 15720, 16352, 16768, 17520, 18340, 19126, 20440, 20960, 22008, 23360, 24528, 25152, 27510, 28032, 28689, 29344, 30660, 31440, 32704, 35040, 36680, 38252, 40880, 41920, 44016, 46720, 47815, 49056, 50304, 55020, 57378, 58688, 61320, 62880, 65408, 66941, 70080, 73360, 76504, 81760, 83840, 88032, 95630, 98112, 110040, 114756, 117376, 122640, 125760, 133882, 140160, 143445, 146720, 153008, 163520, 176064, 191260, 196224, 200823, 220080, 229512, 245280, 251520, 267764, 286890, 293440, 306016, 327040, 334705, 352128, 382520, 401646, 440160, 459024, 490560, 535528, 573780, 586880, 612032, 669410, 765040, 803292, 880320, 918048, 981120, 1004115, 1071056, 1147560, 1224064, 1338820, 1530080, 1606584, 1760640, 1836096, 2008230, 2142112, 2295120, 2677640, 3060160, 3213168, 3672192, 4016460, 4284224, 4590240, 5355280, 6120320, 6426336, 8032920, 8568448, 9180480, 10710560, 12852672, 16065840, 18360960, 21421120, 25705344, 32131680, 42842240, 64263360, 128526720]

約数ペア:

[(1, 128526720), (2, 64263360), (3, 42842240), (4, 32131680), (5, 25705344), (6, 21421120), (7, 18360960), (8, 16065840), (10, 12852672), (12, 10710560), (14, 9180480), (15, 8568448), (16, 8032920), (20, 6426336), (21, 6120320), (24, 5355280), (28, 4590240), (30, 4284224), (32, 4016460), (35, 3672192), (40, 3213168), (42, 3060160), (48, 2677640), (56, 2295120), (60, 2142112), (64, 2008230), (70, 1836096), (73, 1760640), (80, 1606584), (84, 1530080), (96, 1338820), (105, 1224064), (112, 1147560), (120, 1071056), (128, 1004115), (131, 981120), (140, 918048), (146, 880320), (160, 803292), (168, 765040), (192, 669410), (210, 612032), (219, 586880), (224, 573780), (240, 535528), (262, 490560), (280, 459024), (292, 440160), (320, 401646), (336, 382520), (365, 352128), (384, 334705), (393, 327040), (420, 306016), (438, 293440), (448, 286890), (480, 267764), (511, 251520), (524, 245280), (560, 229512), (584, 220080), (640, 200823), (655, 196224), (672, 191260), (730, 176064), (786, 163520), (840, 153008), (876, 146720), (896, 143445), (917, 140160), (960, 133882), (1022, 125760), (1048, 122640), (1095, 117376), (1120, 114756), (1168, 110040), (1310, 98112), (1344, 95630), (1460, 88032), (1533, 83840), (1572, 81760), (1680, 76504), (1752, 73360), (1834, 70080), (1920, 66941), (1965, 65408), (2044, 62880), (2096, 61320), (2190, 58688), (2240, 57378), (2336, 55020), (2555, 50304), (2620, 49056), (2688, 47815), (2751, 46720), (2920, 44016), (3066, 41920), (3144, 40880), (3360, 38252), (3504, 36680), (3668, 35040), (3930, 32704), (4088, 31440), (4192, 30660), (4380, 29344), (4480, 28689), (4585, 28032), (4672, 27510), (5110, 25152), (5240, 24528), (5502, 23360), (5840, 22008), (6132, 20960), (6288, 20440), (6720, 19126), (7008, 18340), (7336, 17520), (7665, 16768), (7860, 16352), (8176, 15720), (8384, 15330), (8760, 14672), (9170, 14016), (9344, 13755), (9563, 13440), (10220, 12576), (10480, 12264), (11004, 11680)]