30445020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2141}}^1$

素因数の和:2235

約数の個数: 72

約数和(自身を含む): 93562560

約数和(自身を除く): 63117540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 79, 90, 158, 180, 237, 316, 395, 474, 711, 790, 948, 1185, 1422, 1580, 2141, 2370, 2844, 3555, 4282, 4740, 6423, 7110, 8564, 10705, 12846, 14220, 19269, 21410, 25692, 32115, 38538, 42820, 64230, 77076, 96345, 128460, 169139, 192690, 338278, 385380, 507417, 676556, 845695, 1014834, 1522251, 1691390, 2029668, 2537085, 3044502, 3382780, 5074170, 6089004, 7611255, 10148340, 15222510, 30445020]

約数ペア:

[(1, 30445020), (2, 15222510), (3, 10148340), (4, 7611255), (5, 6089004), (6, 5074170), (9, 3382780), (10, 3044502), (12, 2537085), (15, 2029668), (18, 1691390), (20, 1522251), (30, 1014834), (36, 845695), (45, 676556), (60, 507417), (79, 385380), (90, 338278), (158, 192690), (180, 169139), (237, 128460), (316, 96345), (395, 77076), (474, 64230), (711, 42820), (790, 38538), (948, 32115), (1185, 25692), (1422, 21410), (1580, 19269), (2141, 14220), (2370, 12846), (2844, 10705), (3555, 8564), (4282, 7110), (4740, 6423)]