80672580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{12113}}^1$

素因数の和:12165

約数の個数: 72

約数和(自身を含む): 251341272

約数和(自身を除く): 170668692

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, 12113, 24226, 36339, 48452, 60565, 72678, 109017, 121130, 145356, 181695, 218034, 242260, 363390, 436068, 448181, 545085, 726780, 896362, 1090170, 1344543, 1792724, 2180340, 2240905, 2689086, 4033629, 4481810, 5378172, 6722715, 8067258, 8963620, 13445430, 16134516, 20168145, 26890860, 40336290, 80672580]

約数ペア:

[(1, 80672580), (2, 40336290), (3, 26890860), (4, 20168145), (5, 16134516), (6, 13445430), (9, 8963620), (10, 8067258), (12, 6722715), (15, 5378172), (18, 4481810), (20, 4033629), (30, 2689086), (36, 2240905), (37, 2180340), (45, 1792724), (60, 1344543), (74, 1090170), (90, 896362), (111, 726780), (148, 545085), (180, 448181), (185, 436068), (222, 363390), (333, 242260), (370, 218034), (444, 181695), (555, 145356), (666, 121130), (740, 109017), (1110, 72678), (1332, 60565), (1665, 48452), (2220, 36339), (3330, 24226), (6660, 12113)]