327770480

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{179}}^1\times {\mathrm{487}}^1$

素因数の和:726

約数の個数: 80

約数和(自身を含む): 784235520

約数和(自身を除く): 456465040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 179, 188, 235, 358, 376, 470, 487, 716, 752, 895, 940, 974, 1432, 1790, 1880, 1948, 2435, 2864, 3580, 3760, 3896, 4870, 7160, 7792, 8413, 9740, 14320, 16826, 19480, 22889, 33652, 38960, 42065, 45778, 67304, 84130, 87173, 91556, 114445, 134608, 168260, 174346, 183112, 228890, 336520, 348692, 366224, 435865, 457780, 673040, 697384, 871730, 915560, 1394768, 1743460, 1831120, 3486920, 4097131, 6973840, 8194262, 16388524, 20485655, 32777048, 40971310, 65554096, 81942620, 163885240, 327770480]

約数ペア:

[(1, 327770480), (2, 163885240), (4, 81942620), (5, 65554096), (8, 40971310), (10, 32777048), (16, 20485655), (20, 16388524), (40, 8194262), (47, 6973840), (80, 4097131), (94, 3486920), (179, 1831120), (188, 1743460), (235, 1394768), (358, 915560), (376, 871730), (470, 697384), (487, 673040), (716, 457780), (752, 435865), (895, 366224), (940, 348692), (974, 336520), (1432, 228890), (1790, 183112), (1880, 174346), (1948, 168260), (2435, 134608), (2864, 114445), (3580, 91556), (3760, 87173), (3896, 84130), (4870, 67304), (7160, 45778), (7792, 42065), (8413, 38960), (9740, 33652), (14320, 22889), (16826, 19480)]