31595580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{683}}^1$

素因数の和:955

約数の個数: 72

約数和(自身を含む): 96353712

約数和(自身を除く): 64758132

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 257, 514, 683, 771, 1028, 1285, 1366, 1542, 2049, 2313, 2570, 2732, 3084, 3415, 3855, 4098, 4626, 5140, 6147, 6830, 7710, 8196, 9252, 10245, 11565, 12294, 13660, 15420, 20490, 23130, 24588, 30735, 40980, 46260, 61470, 122940, 175531, 351062, 526593, 702124, 877655, 1053186, 1579779, 1755310, 2106372, 2632965, 3159558, 3510620, 5265930, 6319116, 7898895, 10531860, 15797790, 31595580]

約数ペア:

[(1, 31595580), (2, 15797790), (3, 10531860), (4, 7898895), (5, 6319116), (6, 5265930), (9, 3510620), (10, 3159558), (12, 2632965), (15, 2106372), (18, 1755310), (20, 1579779), (30, 1053186), (36, 877655), (45, 702124), (60, 526593), (90, 351062), (180, 175531), (257, 122940), (514, 61470), (683, 46260), (771, 40980), (1028, 30735), (1285, 24588), (1366, 23130), (1542, 20490), (2049, 15420), (2313, 13660), (2570, 12294), (2732, 11565), (3084, 10245), (3415, 9252), (3855, 8196), (4098, 7710), (4626, 6830), (5140, 6147)]