67197420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{577}}^1\times {\mathrm{647}}^1$

素因数の和:1239

約数の個数: 72

約数和(自身を含む): 204501024

約数和(自身を除く): 137303604

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 577, 647, 1154, 1294, 1731, 1941, 2308, 2588, 2885, 3235, 3462, 3882, 5193, 5770, 5823, 6470, 6924, 7764, 8655, 9705, 10386, 11540, 11646, 12940, 17310, 19410, 20772, 23292, 25965, 29115, 34620, 38820, 51930, 58230, 103860, 116460, 373319, 746638, 1119957, 1493276, 1866595, 2239914, 3359871, 3733190, 4479828, 5599785, 6719742, 7466380, 11199570, 13439484, 16799355, 22399140, 33598710, 67197420]

約数ペア:

[(1, 67197420), (2, 33598710), (3, 22399140), (4, 16799355), (5, 13439484), (6, 11199570), (9, 7466380), (10, 6719742), (12, 5599785), (15, 4479828), (18, 3733190), (20, 3359871), (30, 2239914), (36, 1866595), (45, 1493276), (60, 1119957), (90, 746638), (180, 373319), (577, 116460), (647, 103860), (1154, 58230), (1294, 51930), (1731, 38820), (1941, 34620), (2308, 29115), (2588, 25965), (2885, 23292), (3235, 20772), (3462, 19410), (3882, 17310), (5193, 12940), (5770, 11646), (5823, 11540), (6470, 10386), (6924, 9705), (7764, 8655)]