320450040

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{296713}}^1$

素因数の和:296733

約数の個数: 64

約数和(自身を含む): 1068170400

約数和(自身を除く): 747720360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 296713, 593426, 890139, 1186852, 1483565, 1780278, 2373704, 2670417, 2967130, 3560556, 4450695, 5340834, 5934260, 7121112, 8011251, 8901390, 10681668, 11868520, 13352085, 16022502, 17802780, 21363336, 26704170, 32045004, 35605560, 40056255, 53408340, 64090008, 80112510, 106816680, 160225020, 320450040]

約数ペア:

[(1, 320450040), (2, 160225020), (3, 106816680), (4, 80112510), (5, 64090008), (6, 53408340), (8, 40056255), (9, 35605560), (10, 32045004), (12, 26704170), (15, 21363336), (18, 17802780), (20, 16022502), (24, 13352085), (27, 11868520), (30, 10681668), (36, 8901390), (40, 8011251), (45, 7121112), (54, 5934260), (60, 5340834), (72, 4450695), (90, 3560556), (108, 2967130), (120, 2670417), (135, 2373704), (180, 1780278), (216, 1483565), (270, 1186852), (360, 890139), (540, 593426), (1080, 296713)]