68745960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{239}}^1$

素因数の和:320

約数の個数: 192

約数和(自身を含む): 242611200

約数和(自身を除く): 173865240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 34, 36, 40, 45, 47, 51, 60, 68, 72, 85, 90, 94, 102, 120, 136, 141, 153, 170, 180, 188, 204, 235, 239, 255, 282, 306, 340, 360, 376, 408, 423, 470, 478, 510, 564, 612, 680, 705, 717, 765, 799, 846, 940, 956, 1020, 1128, 1195, 1224, 1410, 1434, 1530, 1598, 1692, 1880, 1912, 2040, 2115, 2151, 2390, 2397, 2820, 2868, 3060, 3196, 3384, 3585, 3995, 4063, 4230, 4302, 4780, 4794, 5640, 5736, 6120, 6392, 7170, 7191, 7990, 8126, 8460, 8604, 9560, 9588, 10755, 11233, 11985, 12189, 14340, 14382, 15980, 16252, 16920, 17208, 19176, 20315, 21510, 22466, 23970, 24378, 28680, 28764, 31960, 32504, 33699, 35955, 36567, 40630, 43020, 44932, 47940, 48756, 56165, 57528, 60945, 67398, 71910, 73134, 81260, 86040, 89864, 95880, 97512, 101097, 112330, 121890, 134796, 143820, 146268, 162520, 168495, 182835, 190961, 202194, 224660, 243780, 269592, 287640, 292536, 336990, 365670, 381922, 404388, 449320, 487560, 505485, 572883, 673980, 731340, 763844, 808776, 954805, 1010970, 1145766, 1347960, 1462680, 1527688, 1718649, 1909610, 2021940, 2291532, 2864415, 3437298, 3819220, 4043880, 4583064, 5728830, 6874596, 7638440, 8593245, 11457660, 13749192, 17186490, 22915320, 34372980, 68745960]

約数ペア:

[(1, 68745960), (2, 34372980), (3, 22915320), (4, 17186490), (5, 13749192), (6, 11457660), (8, 8593245), (9, 7638440), (10, 6874596), (12, 5728830), (15, 4583064), (17, 4043880), (18, 3819220), (20, 3437298), (24, 2864415), (30, 2291532), (34, 2021940), (36, 1909610), (40, 1718649), (45, 1527688), (47, 1462680), (51, 1347960), (60, 1145766), (68, 1010970), (72, 954805), (85, 808776), (90, 763844), (94, 731340), (102, 673980), (120, 572883), (136, 505485), (141, 487560), (153, 449320), (170, 404388), (180, 381922), (188, 365670), (204, 336990), (235, 292536), (239, 287640), (255, 269592), (282, 243780), (306, 224660), (340, 202194), (360, 190961), (376, 182835), (408, 168495), (423, 162520), (470, 146268), (478, 143820), (510, 134796), (564, 121890), (612, 112330), (680, 101097), (705, 97512), (717, 95880), (765, 89864), (799, 86040), (846, 81260), (940, 73134), (956, 71910), (1020, 67398), (1128, 60945), (1195, 57528), (1224, 56165), (1410, 48756), (1434, 47940), (1530, 44932), (1598, 43020), (1692, 40630), (1880, 36567), (1912, 35955), (2040, 33699), (2115, 32504), (2151, 31960), (2390, 28764), (2397, 28680), (2820, 24378), (2868, 23970), (3060, 22466), (3196, 21510), (3384, 20315), (3585, 19176), (3995, 17208), (4063, 16920), (4230, 16252), (4302, 15980), (4780, 14382), (4794, 14340), (5640, 12189), (5736, 11985), (6120, 11233), (6392, 10755), (7170, 9588), (7191, 9560), (7990, 8604), (8126, 8460)]