80307540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{6659}}^1$

素因数の和:6741

約数の個数: 72

約数和(自身を含む): 247272480

約数和(自身を除く): 166964940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 67, 90, 134, 180, 201, 268, 335, 402, 603, 670, 804, 1005, 1206, 1340, 2010, 2412, 3015, 4020, 6030, 6659, 12060, 13318, 19977, 26636, 33295, 39954, 59931, 66590, 79908, 99885, 119862, 133180, 199770, 239724, 299655, 399540, 446153, 599310, 892306, 1198620, 1338459, 1784612, 2230765, 2676918, 4015377, 4461530, 5353836, 6692295, 8030754, 8923060, 13384590, 16061508, 20076885, 26769180, 40153770, 80307540]

約数ペア:

[(1, 80307540), (2, 40153770), (3, 26769180), (4, 20076885), (5, 16061508), (6, 13384590), (9, 8923060), (10, 8030754), (12, 6692295), (15, 5353836), (18, 4461530), (20, 4015377), (30, 2676918), (36, 2230765), (45, 1784612), (60, 1338459), (67, 1198620), (90, 892306), (134, 599310), (180, 446153), (201, 399540), (268, 299655), (335, 239724), (402, 199770), (603, 133180), (670, 119862), (804, 99885), (1005, 79908), (1206, 66590), (1340, 59931), (2010, 39954), (2412, 33295), (3015, 26636), (4020, 19977), (6030, 13318), (6659, 12060)]