240991920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{25747}}^1$

素因数の和:25779

約数の個数: 120

約数和(自身を含む): 871621296

約数和(自身を除く): 630629376

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 180, 195, 208, 234, 240, 260, 312, 360, 390, 468, 520, 585, 624, 720, 780, 936, 1040, 1170, 1560, 1872, 2340, 3120, 4680, 9360, 25747, 51494, 77241, 102988, 128735, 154482, 205976, 231723, 257470, 308964, 334711, 386205, 411952, 463446, 514940, 617928, 669422, 772410, 926892, 1004133, 1029880, 1158615, 1235856, 1338844, 1544820, 1673555, 1853784, 2008266, 2059760, 2317230, 2677688, 3012399, 3089640, 3347110, 3707568, 4016532, 4634460, 5020665, 5355376, 6024798, 6179280, 6694220, 8033064, 9268920, 10041330, 12049596, 13388440, 15061995, 16066128, 18537840, 20082660, 24099192, 26776880, 30123990, 40165320, 48198384, 60247980, 80330640, 120495960, 240991920]

約数ペア:

[(1, 240991920), (2, 120495960), (3, 80330640), (4, 60247980), (5, 48198384), (6, 40165320), (8, 30123990), (9, 26776880), (10, 24099192), (12, 20082660), (13, 18537840), (15, 16066128), (16, 15061995), (18, 13388440), (20, 12049596), (24, 10041330), (26, 9268920), (30, 8033064), (36, 6694220), (39, 6179280), (40, 6024798), (45, 5355376), (48, 5020665), (52, 4634460), (60, 4016532), (65, 3707568), (72, 3347110), (78, 3089640), (80, 3012399), (90, 2677688), (104, 2317230), (117, 2059760), (120, 2008266), (130, 1853784), (144, 1673555), (156, 1544820), (180, 1338844), (195, 1235856), (208, 1158615), (234, 1029880), (240, 1004133), (260, 926892), (312, 772410), (360, 669422), (390, 617928), (468, 514940), (520, 463446), (585, 411952), (624, 386205), (720, 334711), (780, 308964), (936, 257470), (1040, 231723), (1170, 205976), (1560, 154482), (1872, 128735), (2340, 102988), (3120, 77241), (4680, 51494), (9360, 25747)]