79542180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{647}}^1\times {\mathrm{683}}^1$

素因数の和:1345

約数の個数: 72

約数和(自身を含む): 242004672

約数和(自身を除く): 162462492

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 647, 683, 1294, 1366, 1941, 2049, 2588, 2732, 3235, 3415, 3882, 4098, 5823, 6147, 6470, 6830, 7764, 8196, 9705, 10245, 11646, 12294, 12940, 13660, 19410, 20490, 23292, 24588, 29115, 30735, 38820, 40980, 58230, 61470, 116460, 122940, 441901, 883802, 1325703, 1767604, 2209505, 2651406, 3977109, 4419010, 5302812, 6628515, 7954218, 8838020, 13257030, 15908436, 19885545, 26514060, 39771090, 79542180]

約数ペア:

[(1, 79542180), (2, 39771090), (3, 26514060), (4, 19885545), (5, 15908436), (6, 13257030), (9, 8838020), (10, 7954218), (12, 6628515), (15, 5302812), (18, 4419010), (20, 3977109), (30, 2651406), (36, 2209505), (45, 1767604), (60, 1325703), (90, 883802), (180, 441901), (647, 122940), (683, 116460), (1294, 61470), (1366, 58230), (1941, 40980), (2049, 38820), (2588, 30735), (2732, 29115), (3235, 24588), (3415, 23292), (3882, 20490), (4098, 19410), (5823, 13660), (6147, 12940), (6470, 12294), (6830, 11646), (7764, 10245), (8196, 9705)]