81143100

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{41}}^1\times {\mathrm{733}}^1$

素因数の和:797

約数の個数: 144

約数和(自身を含む): 267587040

約数和(自身を除く): 186443940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 41, 45, 50, 54, 60, 75, 82, 90, 100, 108, 123, 135, 150, 164, 180, 205, 225, 246, 270, 300, 369, 410, 450, 492, 540, 615, 675, 733, 738, 820, 900, 1025, 1107, 1230, 1350, 1466, 1476, 1845, 2050, 2199, 2214, 2460, 2700, 2932, 3075, 3665, 3690, 4100, 4398, 4428, 5535, 6150, 6597, 7330, 7380, 8796, 9225, 10995, 11070, 12300, 13194, 14660, 18325, 18450, 19791, 21990, 22140, 26388, 27675, 30053, 32985, 36650, 36900, 39582, 43980, 54975, 55350, 60106, 65970, 73300, 79164, 90159, 98955, 109950, 110700, 120212, 131940, 150265, 164925, 180318, 197910, 219900, 270477, 300530, 329850, 360636, 395820, 450795, 494775, 540954, 601060, 659700, 751325, 811431, 901590, 989550, 1081908, 1352385, 1502650, 1622862, 1803180, 1979100, 2253975, 2704770, 3005300, 3245724, 4057155, 4507950, 5409540, 6761925, 8114310, 9015900, 13523850, 16228620, 20285775, 27047700, 40571550, 81143100]

約数ペア:

[(1, 81143100), (2, 40571550), (3, 27047700), (4, 20285775), (5, 16228620), (6, 13523850), (9, 9015900), (10, 8114310), (12, 6761925), (15, 5409540), (18, 4507950), (20, 4057155), (25, 3245724), (27, 3005300), (30, 2704770), (36, 2253975), (41, 1979100), (45, 1803180), (50, 1622862), (54, 1502650), (60, 1352385), (75, 1081908), (82, 989550), (90, 901590), (100, 811431), (108, 751325), (123, 659700), (135, 601060), (150, 540954), (164, 494775), (180, 450795), (205, 395820), (225, 360636), (246, 329850), (270, 300530), (300, 270477), (369, 219900), (410, 197910), (450, 180318), (492, 164925), (540, 150265), (615, 131940), (675, 120212), (733, 110700), (738, 109950), (820, 98955), (900, 90159), (1025, 79164), (1107, 73300), (1230, 65970), (1350, 60106), (1466, 55350), (1476, 54975), (1845, 43980), (2050, 39582), (2199, 36900), (2214, 36650), (2460, 32985), (2700, 30053), (2932, 27675), (3075, 26388), (3665, 22140), (3690, 21990), (4100, 19791), (4398, 18450), (4428, 18325), (5535, 14660), (6150, 13194), (6597, 12300), (7330, 11070), (7380, 10995), (8796, 9225)]