740749140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{87559}}^1$

素因数の和:87621

約数の個数: 72

約数和(自身を含む): 2294772480

約数和(自身を除く): 1554023340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 47, 60, 90, 94, 141, 180, 188, 235, 282, 423, 470, 564, 705, 846, 940, 1410, 1692, 2115, 2820, 4230, 8460, 87559, 175118, 262677, 350236, 437795, 525354, 788031, 875590, 1050708, 1313385, 1576062, 1751180, 2626770, 3152124, 3940155, 4115273, 5253540, 7880310, 8230546, 12345819, 15760620, 16461092, 20576365, 24691638, 37037457, 41152730, 49383276, 61729095, 74074914, 82305460, 123458190, 148149828, 185187285, 246916380, 370374570, 740749140]

約数ペア:

[(1, 740749140), (2, 370374570), (3, 246916380), (4, 185187285), (5, 148149828), (6, 123458190), (9, 82305460), (10, 74074914), (12, 61729095), (15, 49383276), (18, 41152730), (20, 37037457), (30, 24691638), (36, 20576365), (45, 16461092), (47, 15760620), (60, 12345819), (90, 8230546), (94, 7880310), (141, 5253540), (180, 4115273), (188, 3940155), (235, 3152124), (282, 2626770), (423, 1751180), (470, 1576062), (564, 1313385), (705, 1050708), (846, 875590), (940, 788031), (1410, 525354), (1692, 437795), (2115, 350236), (2820, 262677), (4230, 175118), (8460, 87559)]