2487725040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{220543}}^1$

素因数の和:220606

約数の個数: 80

約数和(自身を含む): 7876067328

約数和(自身を除く): 5388342288

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 47, 48, 60, 80, 94, 120, 141, 188, 235, 240, 282, 376, 470, 564, 705, 752, 940, 1128, 1410, 1880, 2256, 2820, 3760, 5640, 11280, 220543, 441086, 661629, 882172, 1102715, 1323258, 1764344, 2205430, 2646516, 3308145, 3528688, 4410860, 5293032, 6616290, 8821720, 10365521, 10586064, 13232580, 17643440, 20731042, 26465160, 31096563, 41462084, 51827605, 52930320, 62193126, 82924168, 103655210, 124386252, 155482815, 165848336, 207310420, 248772504, 310965630, 414620840, 497545008, 621931260, 829241680, 1243862520, 2487725040]

約数ペア:

[(1, 2487725040), (2, 1243862520), (3, 829241680), (4, 621931260), (5, 497545008), (6, 414620840), (8, 310965630), (10, 248772504), (12, 207310420), (15, 165848336), (16, 155482815), (20, 124386252), (24, 103655210), (30, 82924168), (40, 62193126), (47, 52930320), (48, 51827605), (60, 41462084), (80, 31096563), (94, 26465160), (120, 20731042), (141, 17643440), (188, 13232580), (235, 10586064), (240, 10365521), (282, 8821720), (376, 6616290), (470, 5293032), (564, 4410860), (705, 3528688), (752, 3308145), (940, 2646516), (1128, 2205430), (1410, 1764344), (1880, 1323258), (2256, 1102715), (2820, 882172), (3760, 661629), (5640, 441086), (11280, 220543)]