31335840

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{463}}^1$

素因数の和:531

約数の個数: 144

約数和(自身を含む): 109444608

約数和(自身を除く): 78108768

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, 72, 80, 90, 94, 96, 120, 141, 144, 160, 180, 188, 235, 240, 282, 288, 360, 376, 423, 463, 470, 480, 564, 705, 720, 752, 846, 926, 940, 1128, 1389, 1410, 1440, 1504, 1692, 1852, 1880, 2115, 2256, 2315, 2778, 2820, 3384, 3704, 3760, 4167, 4230, 4512, 4630, 5556, 5640, 6768, 6945, 7408, 7520, 8334, 8460, 9260, 11112, 11280, 13536, 13890, 14816, 16668, 16920, 18520, 20835, 21761, 22224, 22560, 27780, 33336, 33840, 37040, 41670, 43522, 44448, 55560, 65283, 66672, 67680, 74080, 83340, 87044, 108805, 111120, 130566, 133344, 166680, 174088, 195849, 217610, 222240, 261132, 326415, 333360, 348176, 391698, 435220, 522264, 652830, 666720, 696352, 783396, 870440, 979245, 1044528, 1305660, 1566792, 1740880, 1958490, 2089056, 2611320, 3133584, 3481760, 3916980, 5222640, 6267168, 7833960, 10445280, 15667920, 31335840]

約数ペア:

[(1, 31335840), (2, 15667920), (3, 10445280), (4, 7833960), (5, 6267168), (6, 5222640), (8, 3916980), (9, 3481760), (10, 3133584), (12, 2611320), (15, 2089056), (16, 1958490), (18, 1740880), (20, 1566792), (24, 1305660), (30, 1044528), (32, 979245), (36, 870440), (40, 783396), (45, 696352), (47, 666720), (48, 652830), (60, 522264), (72, 435220), (80, 391698), (90, 348176), (94, 333360), (96, 326415), (120, 261132), (141, 222240), (144, 217610), (160, 195849), (180, 174088), (188, 166680), (235, 133344), (240, 130566), (282, 111120), (288, 108805), (360, 87044), (376, 83340), (423, 74080), (463, 67680), (470, 66672), (480, 65283), (564, 55560), (705, 44448), (720, 43522), (752, 41670), (846, 37040), (926, 33840), (940, 33336), (1128, 27780), (1389, 22560), (1410, 22224), (1440, 21761), (1504, 20835), (1692, 18520), (1852, 16920), (1880, 16668), (2115, 14816), (2256, 13890), (2315, 13536), (2778, 11280), (2820, 11112), (3384, 9260), (3704, 8460), (3760, 8334), (4167, 7520), (4230, 7408), (4512, 6945), (4630, 6768), (5556, 5640)]