137455740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{20639}}^1$

素因数の和:20691

約数の個数: 72

約数和(自身を含む): 428238720

約数和(自身を除く): 290782980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 90, 111, 148, 180, 185, 222, 333, 370, 444, 555, 666, 740, 1110, 1332, 1665, 2220, 3330, 6660, 20639, 41278, 61917, 82556, 103195, 123834, 185751, 206390, 247668, 309585, 371502, 412780, 619170, 743004, 763643, 928755, 1238340, 1527286, 1857510, 2290929, 3054572, 3715020, 3818215, 4581858, 6872787, 7636430, 9163716, 11454645, 13745574, 15272860, 22909290, 27491148, 34363935, 45818580, 68727870, 137455740]

約数ペア:

[(1, 137455740), (2, 68727870), (3, 45818580), (4, 34363935), (5, 27491148), (6, 22909290), (9, 15272860), (10, 13745574), (12, 11454645), (15, 9163716), (18, 7636430), (20, 6872787), (30, 4581858), (36, 3818215), (37, 3715020), (45, 3054572), (60, 2290929), (74, 1857510), (90, 1527286), (111, 1238340), (148, 928755), (180, 763643), (185, 743004), (222, 619170), (333, 412780), (370, 371502), (444, 309585), (555, 247668), (666, 206390), (740, 185751), (1110, 123834), (1332, 103195), (1665, 82556), (2220, 61917), (3330, 41278), (6660, 20639)]