28431030

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1609}}^1$

素因数の和:1669

約数の個数: 64

約数和(自身を含む): 74188800

約数和(自身を除く): 45757770

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 31, 38, 57, 62, 93, 95, 114, 155, 186, 190, 285, 310, 465, 570, 589, 930, 1178, 1609, 1767, 2945, 3218, 3534, 4827, 5890, 8045, 8835, 9654, 16090, 17670, 24135, 30571, 48270, 49879, 61142, 91713, 99758, 149637, 152855, 183426, 249395, 299274, 305710, 458565, 498790, 748185, 917130, 947701, 1496370, 1895402, 2843103, 4738505, 5686206, 9477010, 14215515, 28431030]

約数ペア:

[(1, 28431030), (2, 14215515), (3, 9477010), (5, 5686206), (6, 4738505), (10, 2843103), (15, 1895402), (19, 1496370), (30, 947701), (31, 917130), (38, 748185), (57, 498790), (62, 458565), (93, 305710), (95, 299274), (114, 249395), (155, 183426), (186, 152855), (190, 149637), (285, 99758), (310, 91713), (465, 61142), (570, 49879), (589, 48270), (930, 30571), (1178, 24135), (1609, 17670), (1767, 16090), (2945, 9654), (3218, 8835), (3534, 8045), (4827, 5890)]