129671640

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{7351}}^1$

素因数の和:7382

約数の個数: 144

約数和(自身を含む): 490304880

約数和(自身を除く): 360633240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 98, 105, 120, 126, 140, 147, 168, 180, 196, 210, 245, 252, 280, 294, 315, 360, 392, 420, 441, 490, 504, 588, 630, 735, 840, 882, 980, 1176, 1260, 1470, 1764, 1960, 2205, 2520, 2940, 3528, 4410, 5880, 7351, 8820, 14702, 17640, 22053, 29404, 36755, 44106, 51457, 58808, 66159, 73510, 88212, 102914, 110265, 132318, 147020, 154371, 176424, 205828, 220530, 257285, 264636, 294040, 308742, 330795, 360199, 411656, 441060, 463113, 514570, 529272, 617484, 661590, 720398, 771855, 882120, 926226, 1029140, 1080597, 1234968, 1323180, 1440796, 1543710, 1800995, 1852452, 2058280, 2161194, 2315565, 2646360, 2881592, 3087420, 3241791, 3601990, 3704904, 4322388, 4631130, 5402985, 6174840, 6483582, 7203980, 8644776, 9262260, 10805970, 12967164, 14407960, 16208955, 18524520, 21611940, 25934328, 32417910, 43223880, 64835820, 129671640]

約数ペア:

[(1, 129671640), (2, 64835820), (3, 43223880), (4, 32417910), (5, 25934328), (6, 21611940), (7, 18524520), (8, 16208955), (9, 14407960), (10, 12967164), (12, 10805970), (14, 9262260), (15, 8644776), (18, 7203980), (20, 6483582), (21, 6174840), (24, 5402985), (28, 4631130), (30, 4322388), (35, 3704904), (36, 3601990), (40, 3241791), (42, 3087420), (45, 2881592), (49, 2646360), (56, 2315565), (60, 2161194), (63, 2058280), (70, 1852452), (72, 1800995), (84, 1543710), (90, 1440796), (98, 1323180), (105, 1234968), (120, 1080597), (126, 1029140), (140, 926226), (147, 882120), (168, 771855), (180, 720398), (196, 661590), (210, 617484), (245, 529272), (252, 514570), (280, 463113), (294, 441060), (315, 411656), (360, 360199), (392, 330795), (420, 308742), (441, 294040), (490, 264636), (504, 257285), (588, 220530), (630, 205828), (735, 176424), (840, 154371), (882, 147020), (980, 132318), (1176, 110265), (1260, 102914), (1470, 88212), (1764, 73510), (1960, 66159), (2205, 58808), (2520, 51457), (2940, 44106), (3528, 36755), (4410, 29404), (5880, 22053), (7351, 17640), (8820, 14702)]