81156060

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{1097}}^1$

素因数の和:1252

約数の個数: 96

約数和(自身を含む): 254560320

約数和(自身を除く): 173404260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 137, 180, 270, 274, 411, 540, 548, 685, 822, 1097, 1233, 1370, 1644, 2055, 2194, 2466, 2740, 3291, 3699, 4110, 4388, 4932, 5485, 6165, 6582, 7398, 8220, 9873, 10970, 12330, 13164, 14796, 16455, 18495, 19746, 21940, 24660, 29619, 32910, 36990, 39492, 49365, 59238, 65820, 73980, 98730, 118476, 148095, 150289, 197460, 296190, 300578, 450867, 592380, 601156, 751445, 901734, 1352601, 1502890, 1803468, 2254335, 2705202, 3005780, 4057803, 4508670, 5410404, 6763005, 8115606, 9017340, 13526010, 16231212, 20289015, 27052020, 40578030, 81156060]

約数ペア:

[(1, 81156060), (2, 40578030), (3, 27052020), (4, 20289015), (5, 16231212), (6, 13526010), (9, 9017340), (10, 8115606), (12, 6763005), (15, 5410404), (18, 4508670), (20, 4057803), (27, 3005780), (30, 2705202), (36, 2254335), (45, 1803468), (54, 1502890), (60, 1352601), (90, 901734), (108, 751445), (135, 601156), (137, 592380), (180, 450867), (270, 300578), (274, 296190), (411, 197460), (540, 150289), (548, 148095), (685, 118476), (822, 98730), (1097, 73980), (1233, 65820), (1370, 59238), (1644, 49365), (2055, 39492), (2194, 36990), (2466, 32910), (2740, 29619), (3291, 24660), (3699, 21940), (4110, 19746), (4388, 18495), (4932, 16455), (5485, 14796), (6165, 13164), (6582, 12330), (7398, 10970), (8220, 9873)]