16144740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{349}}^1$

素因数の和:621

約数の個数: 72

約数和(自身を含む): 49303800

約数和(自身を除く): 33159060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 257, 349, 514, 698, 771, 1028, 1047, 1285, 1396, 1542, 1745, 2094, 2313, 2570, 3084, 3141, 3490, 3855, 4188, 4626, 5140, 5235, 6282, 6980, 7710, 9252, 10470, 11565, 12564, 15420, 15705, 20940, 23130, 31410, 46260, 62820, 89693, 179386, 269079, 358772, 448465, 538158, 807237, 896930, 1076316, 1345395, 1614474, 1793860, 2690790, 3228948, 4036185, 5381580, 8072370, 16144740]

約数ペア:

[(1, 16144740), (2, 8072370), (3, 5381580), (4, 4036185), (5, 3228948), (6, 2690790), (9, 1793860), (10, 1614474), (12, 1345395), (15, 1076316), (18, 896930), (20, 807237), (30, 538158), (36, 448465), (45, 358772), (60, 269079), (90, 179386), (180, 89693), (257, 62820), (349, 46260), (514, 31410), (698, 23130), (771, 20940), (1028, 15705), (1047, 15420), (1285, 12564), (1396, 11565), (1542, 10470), (1745, 9252), (2094, 7710), (2313, 6980), (2570, 6282), (3084, 5235), (3141, 5140), (3490, 4626), (3855, 4188)]