661188060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{282559}}^1$

素因数の和:282587

約数の個数: 72

約数和(自身を含む): 2159888640

約数和(自身を除く): 1498700580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 282559, 565118, 847677, 1130236, 1412795, 1695354, 2543031, 2825590, 3390708, 3673267, 4238385, 5086062, 5651180, 7346534, 8476770, 10172124, 11019801, 12715155, 14693068, 16953540, 18366335, 22039602, 25430310, 33059403, 36732670, 44079204, 50860620, 55099005, 66118806, 73465340, 110198010, 132237612, 165297015, 220396020, 330594030, 661188060]

約数ペア:

[(1, 661188060), (2, 330594030), (3, 220396020), (4, 165297015), (5, 132237612), (6, 110198010), (9, 73465340), (10, 66118806), (12, 55099005), (13, 50860620), (15, 44079204), (18, 36732670), (20, 33059403), (26, 25430310), (30, 22039602), (36, 18366335), (39, 16953540), (45, 14693068), (52, 12715155), (60, 11019801), (65, 10172124), (78, 8476770), (90, 7346534), (117, 5651180), (130, 5086062), (156, 4238385), (180, 3673267), (195, 3390708), (234, 2825590), (260, 2543031), (390, 1695354), (468, 1412795), (585, 1130236), (780, 847677), (1170, 565118), (2340, 282559)]