72000540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{269}}^1\times {\mathrm{1487}}^1$

素因数の和:1771

約数の個数: 72

約数和(自身を含む): 219360960

約数和(自身を除く): 147360420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 269, 538, 807, 1076, 1345, 1487, 1614, 2421, 2690, 2974, 3228, 4035, 4461, 4842, 5380, 5948, 7435, 8070, 8922, 9684, 12105, 13383, 14870, 16140, 17844, 22305, 24210, 26766, 29740, 44610, 48420, 53532, 66915, 89220, 133830, 267660, 400003, 800006, 1200009, 1600012, 2000015, 2400018, 3600027, 4000030, 4800036, 6000045, 7200054, 8000060, 12000090, 14400108, 18000135, 24000180, 36000270, 72000540]

約数ペア:

[(1, 72000540), (2, 36000270), (3, 24000180), (4, 18000135), (5, 14400108), (6, 12000090), (9, 8000060), (10, 7200054), (12, 6000045), (15, 4800036), (18, 4000030), (20, 3600027), (30, 2400018), (36, 2000015), (45, 1600012), (60, 1200009), (90, 800006), (180, 400003), (269, 267660), (538, 133830), (807, 89220), (1076, 66915), (1345, 53532), (1487, 48420), (1614, 44610), (2421, 29740), (2690, 26766), (2974, 24210), (3228, 22305), (4035, 17844), (4461, 16140), (4842, 14870), (5380, 13383), (5948, 12105), (7435, 9684), (8070, 8922)]