290193540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53149}}^1$

素因数の和:53181

約数の個数: 96

約数和(自身を含む): 1000070400

約数和(自身を除く): 709876860

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 1092, 1365, 1820, 2730, 5460, 53149, 106298, 159447, 212596, 265745, 318894, 372043, 531490, 637788, 690937, 744086, 797235, 1062980, 1116129, 1381874, 1488172, 1594470, 1860215, 2072811, 2232258, 2763748, 3188940, 3454685, 3720430, 4145622, 4464516, 4836559, 5580645, 6909370, 7440860, 8291244, 9673118, 10364055, 11161290, 13818740, 14509677, 19346236, 20728110, 22322580, 24182795, 29019354, 41456220, 48365590, 58038708, 72548385, 96731180, 145096770, 290193540]

約数ペア:

[(1, 290193540), (2, 145096770), (3, 96731180), (4, 72548385), (5, 58038708), (6, 48365590), (7, 41456220), (10, 29019354), (12, 24182795), (13, 22322580), (14, 20728110), (15, 19346236), (20, 14509677), (21, 13818740), (26, 11161290), (28, 10364055), (30, 9673118), (35, 8291244), (39, 7440860), (42, 6909370), (52, 5580645), (60, 4836559), (65, 4464516), (70, 4145622), (78, 3720430), (84, 3454685), (91, 3188940), (105, 2763748), (130, 2232258), (140, 2072811), (156, 1860215), (182, 1594470), (195, 1488172), (210, 1381874), (260, 1116129), (273, 1062980), (364, 797235), (390, 744086), (420, 690937), (455, 637788), (546, 531490), (780, 372043), (910, 318894), (1092, 265745), (1365, 212596), (1820, 159447), (2730, 106298), (5460, 53149)]