131840640

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{487}}^1$

素因数の和:559

約数の個数: 192

約数和(自身を含む): 465903360

約数和(自身を除く): 334062720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 47, 48, 60, 64, 72, 80, 90, 94, 96, 120, 128, 141, 144, 160, 180, 188, 192, 235, 240, 282, 288, 320, 360, 376, 384, 423, 470, 480, 487, 564, 576, 640, 705, 720, 752, 846, 940, 960, 974, 1128, 1152, 1410, 1440, 1461, 1504, 1692, 1880, 1920, 1948, 2115, 2256, 2435, 2820, 2880, 2922, 3008, 3384, 3760, 3896, 4230, 4383, 4512, 4870, 5640, 5760, 5844, 6016, 6768, 7305, 7520, 7792, 8460, 8766, 9024, 9740, 11280, 11688, 13536, 14610, 15040, 15584, 16920, 17532, 18048, 19480, 21915, 22560, 22889, 23376, 27072, 29220, 30080, 31168, 33840, 35064, 38960, 43830, 45120, 45778, 46752, 54144, 58440, 62336, 67680, 68667, 70128, 77920, 87660, 90240, 91556, 93504, 114445, 116880, 135360, 137334, 140256, 155840, 175320, 183112, 187008, 206001, 228890, 233760, 270720, 274668, 280512, 311680, 343335, 350640, 366224, 412002, 457780, 467520, 549336, 561024, 686670, 701280, 732448, 824004, 915560, 935040, 1030005, 1098672, 1373340, 1402560, 1464896, 1648008, 1831120, 2060010, 2197344, 2746680, 2805120, 2929792, 3296016, 3662240, 4120020, 4394688, 5493360, 6592032, 7324480, 8240040, 8789376, 10986720, 13184064, 14648960, 16480080, 21973440, 26368128, 32960160, 43946880, 65920320, 131840640]

約数ペア:

[(1, 131840640), (2, 65920320), (3, 43946880), (4, 32960160), (5, 26368128), (6, 21973440), (8, 16480080), (9, 14648960), (10, 13184064), (12, 10986720), (15, 8789376), (16, 8240040), (18, 7324480), (20, 6592032), (24, 5493360), (30, 4394688), (32, 4120020), (36, 3662240), (40, 3296016), (45, 2929792), (47, 2805120), (48, 2746680), (60, 2197344), (64, 2060010), (72, 1831120), (80, 1648008), (90, 1464896), (94, 1402560), (96, 1373340), (120, 1098672), (128, 1030005), (141, 935040), (144, 915560), (160, 824004), (180, 732448), (188, 701280), (192, 686670), (235, 561024), (240, 549336), (282, 467520), (288, 457780), (320, 412002), (360, 366224), (376, 350640), (384, 343335), (423, 311680), (470, 280512), (480, 274668), (487, 270720), (564, 233760), (576, 228890), (640, 206001), (705, 187008), (720, 183112), (752, 175320), (846, 155840), (940, 140256), (960, 137334), (974, 135360), (1128, 116880), (1152, 114445), (1410, 93504), (1440, 91556), (1461, 90240), (1504, 87660), (1692, 77920), (1880, 70128), (1920, 68667), (1948, 67680), (2115, 62336), (2256, 58440), (2435, 54144), (2820, 46752), (2880, 45778), (2922, 45120), (3008, 43830), (3384, 38960), (3760, 35064), (3896, 33840), (4230, 31168), (4383, 30080), (4512, 29220), (4870, 27072), (5640, 23376), (5760, 22889), (5844, 22560), (6016, 21915), (6768, 19480), (7305, 18048), (7520, 17532), (7792, 16920), (8460, 15584), (8766, 15040), (9024, 14610), (9740, 13536), (11280, 11688)]