340907580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{145687}}^1$

素因数の和:145715

約数の個数: 72

約数和(自身を含む): 1113639072

約数和(自身を除く): 772731492

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, 145687, 291374, 437061, 582748, 728435, 874122, 1311183, 1456870, 1748244, 1893931, 2185305, 2622366, 2913740, 3787862, 4370610, 5244732, 5681793, 6555915, 7575724, 8741220, 9469655, 11363586, 13111830, 17045379, 18939310, 22727172, 26223660, 28408965, 34090758, 37878620, 56817930, 68181516, 85226895, 113635860, 170453790, 340907580]

約数ペア:

[(1, 340907580), (2, 170453790), (3, 113635860), (4, 85226895), (5, 68181516), (6, 56817930), (9, 37878620), (10, 34090758), (12, 28408965), (13, 26223660), (15, 22727172), (18, 18939310), (20, 17045379), (26, 13111830), (30, 11363586), (36, 9469655), (39, 8741220), (45, 7575724), (52, 6555915), (60, 5681793), (65, 5244732), (78, 4370610), (90, 3787862), (117, 2913740), (130, 2622366), (156, 2185305), (180, 1893931), (195, 1748244), (234, 1456870), (260, 1311183), (390, 874122), (468, 728435), (585, 582748), (780, 437061), (1170, 291374), (2340, 145687)]