128678040

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{3539}}^1$

素因数の和:3657

約数の個数: 96

約数和(自身を含む): 422463600

約数和(自身を除く): 293785560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 101, 120, 180, 202, 303, 360, 404, 505, 606, 808, 909, 1010, 1212, 1515, 1818, 2020, 2424, 3030, 3539, 3636, 4040, 4545, 6060, 7078, 7272, 9090, 10617, 12120, 14156, 17695, 18180, 21234, 28312, 31851, 35390, 36360, 42468, 53085, 63702, 70780, 84936, 106170, 127404, 141560, 159255, 212340, 254808, 318510, 357439, 424680, 637020, 714878, 1072317, 1274040, 1429756, 1787195, 2144634, 2859512, 3216951, 3574390, 4289268, 5361585, 6433902, 7148780, 8578536, 10723170, 12867804, 14297560, 16084755, 21446340, 25735608, 32169510, 42892680, 64339020, 128678040]

約数ペア:

[(1, 128678040), (2, 64339020), (3, 42892680), (4, 32169510), (5, 25735608), (6, 21446340), (8, 16084755), (9, 14297560), (10, 12867804), (12, 10723170), (15, 8578536), (18, 7148780), (20, 6433902), (24, 5361585), (30, 4289268), (36, 3574390), (40, 3216951), (45, 2859512), (60, 2144634), (72, 1787195), (90, 1429756), (101, 1274040), (120, 1072317), (180, 714878), (202, 637020), (303, 424680), (360, 357439), (404, 318510), (505, 254808), (606, 212340), (808, 159255), (909, 141560), (1010, 127404), (1212, 106170), (1515, 84936), (1818, 70780), (2020, 63702), (2424, 53085), (3030, 42468), (3539, 36360), (3636, 35390), (4040, 31851), (4545, 28312), (6060, 21234), (7078, 18180), (7272, 17695), (9090, 14156), (10617, 12120)]