12979440

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{2003}}^1$

素因数の和:2028

約数の個数: 100

約数和(自身を含む): 45102024

約数和(自身を除く): 32122584

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 270, 324, 360, 405, 432, 540, 648, 720, 810, 1080, 1296, 1620, 2003, 2160, 3240, 4006, 6009, 6480, 8012, 10015, 12018, 16024, 18027, 20030, 24036, 30045, 32048, 36054, 40060, 48072, 54081, 60090, 72108, 80120, 90135, 96144, 108162, 120180, 144216, 160240, 162243, 180270, 216324, 240360, 270405, 288432, 324486, 360540, 432648, 480720, 540810, 648972, 721080, 811215, 865296, 1081620, 1297944, 1442160, 1622430, 2163240, 2595888, 3244860, 4326480, 6489720, 12979440]

約数ペア:

[(1, 12979440), (2, 6489720), (3, 4326480), (4, 3244860), (5, 2595888), (6, 2163240), (8, 1622430), (9, 1442160), (10, 1297944), (12, 1081620), (15, 865296), (16, 811215), (18, 721080), (20, 648972), (24, 540810), (27, 480720), (30, 432648), (36, 360540), (40, 324486), (45, 288432), (48, 270405), (54, 240360), (60, 216324), (72, 180270), (80, 162243), (81, 160240), (90, 144216), (108, 120180), (120, 108162), (135, 96144), (144, 90135), (162, 80120), (180, 72108), (216, 60090), (240, 54081), (270, 48072), (324, 40060), (360, 36054), (405, 32048), (432, 30045), (540, 24036), (648, 20030), (720, 18027), (810, 16024), (1080, 12018), (1296, 10015), (1620, 8012), (2003, 6480), (2160, 6009), (3240, 4006)]