30022660

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^2\times {\mathrm{47}}^1$

素因数の和:157

約数の個数: 72

約数和(自身を含む): 69471360

約数和(自身を除く): 39448700

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 41, 47, 76, 82, 94, 95, 164, 188, 190, 205, 235, 380, 410, 470, 779, 820, 893, 940, 1558, 1681, 1786, 1927, 3116, 3362, 3572, 3854, 3895, 4465, 6724, 7708, 7790, 8405, 8930, 9635, 15580, 16810, 17860, 19270, 31939, 33620, 36613, 38540, 63878, 73226, 79007, 127756, 146452, 158014, 159695, 183065, 316028, 319390, 366130, 395035, 638780, 732260, 790070, 1501133, 1580140, 3002266, 6004532, 7505665, 15011330, 30022660]

約数ペア:

[(1, 30022660), (2, 15011330), (4, 7505665), (5, 6004532), (10, 3002266), (19, 1580140), (20, 1501133), (38, 790070), (41, 732260), (47, 638780), (76, 395035), (82, 366130), (94, 319390), (95, 316028), (164, 183065), (188, 159695), (190, 158014), (205, 146452), (235, 127756), (380, 79007), (410, 73226), (470, 63878), (779, 38540), (820, 36613), (893, 33620), (940, 31939), (1558, 19270), (1681, 17860), (1786, 16810), (1927, 15580), (3116, 9635), (3362, 8930), (3572, 8405), (3854, 7790), (3895, 7708), (4465, 6724)]