165963720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{557}}^1$

素因数の和:775

約数の個数: 128

約数和(自身を含む): 539965440

約数和(自身を除く): 374001720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 191, 195, 260, 312, 382, 390, 520, 557, 573, 764, 780, 955, 1114, 1146, 1528, 1560, 1671, 1910, 2228, 2292, 2483, 2785, 2865, 3342, 3820, 4456, 4584, 4966, 5570, 5730, 6684, 7241, 7449, 7640, 8355, 9932, 11140, 11460, 12415, 13368, 14482, 14898, 16710, 19864, 21723, 22280, 22920, 24830, 28964, 29796, 33420, 36205, 37245, 43446, 49660, 57928, 59592, 66840, 72410, 74490, 86892, 99320, 106387, 108615, 144820, 148980, 173784, 212774, 217230, 289640, 297960, 319161, 425548, 434460, 531935, 638322, 851096, 868920, 1063870, 1276644, 1383031, 1595805, 2127740, 2553288, 2766062, 3191610, 4149093, 4255480, 5532124, 6383220, 6915155, 8298186, 11064248, 12766440, 13830310, 16596372, 20745465, 27660620, 33192744, 41490930, 55321240, 82981860, 165963720]

約数ペア:

[(1, 165963720), (2, 82981860), (3, 55321240), (4, 41490930), (5, 33192744), (6, 27660620), (8, 20745465), (10, 16596372), (12, 13830310), (13, 12766440), (15, 11064248), (20, 8298186), (24, 6915155), (26, 6383220), (30, 5532124), (39, 4255480), (40, 4149093), (52, 3191610), (60, 2766062), (65, 2553288), (78, 2127740), (104, 1595805), (120, 1383031), (130, 1276644), (156, 1063870), (191, 868920), (195, 851096), (260, 638322), (312, 531935), (382, 434460), (390, 425548), (520, 319161), (557, 297960), (573, 289640), (764, 217230), (780, 212774), (955, 173784), (1114, 148980), (1146, 144820), (1528, 108615), (1560, 106387), (1671, 99320), (1910, 86892), (2228, 74490), (2292, 72410), (2483, 66840), (2785, 59592), (2865, 57928), (3342, 49660), (3820, 43446), (4456, 37245), (4584, 36205), (4966, 33420), (5570, 29796), (5730, 28964), (6684, 24830), (7241, 22920), (7449, 22280), (7640, 21723), (8355, 19864), (9932, 16710), (11140, 14898), (11460, 14482), (12415, 13368)]