30500760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{257}}^1$

素因数の和:337

約数の個数: 128

約数和(自身を含む): 98081280

約数和(自身を除く): 67580520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 43, 46, 60, 69, 86, 92, 115, 120, 129, 138, 172, 184, 215, 230, 257, 258, 276, 344, 345, 430, 460, 514, 516, 552, 645, 690, 771, 860, 920, 989, 1028, 1032, 1285, 1290, 1380, 1542, 1720, 1978, 2056, 2570, 2580, 2760, 2967, 3084, 3855, 3956, 4945, 5140, 5160, 5911, 5934, 6168, 7710, 7912, 9890, 10280, 11051, 11822, 11868, 14835, 15420, 17733, 19780, 22102, 23644, 23736, 29555, 29670, 30840, 33153, 35466, 39560, 44204, 47288, 55255, 59110, 59340, 66306, 70932, 88408, 88665, 110510, 118220, 118680, 132612, 141864, 165765, 177330, 221020, 236440, 254173, 265224, 331530, 354660, 442040, 508346, 663060, 709320, 762519, 1016692, 1270865, 1326120, 1525038, 2033384, 2541730, 3050076, 3812595, 5083460, 6100152, 7625190, 10166920, 15250380, 30500760]

約数ペア:

[(1, 30500760), (2, 15250380), (3, 10166920), (4, 7625190), (5, 6100152), (6, 5083460), (8, 3812595), (10, 3050076), (12, 2541730), (15, 2033384), (20, 1525038), (23, 1326120), (24, 1270865), (30, 1016692), (40, 762519), (43, 709320), (46, 663060), (60, 508346), (69, 442040), (86, 354660), (92, 331530), (115, 265224), (120, 254173), (129, 236440), (138, 221020), (172, 177330), (184, 165765), (215, 141864), (230, 132612), (257, 118680), (258, 118220), (276, 110510), (344, 88665), (345, 88408), (430, 70932), (460, 66306), (514, 59340), (516, 59110), (552, 55255), (645, 47288), (690, 44204), (771, 39560), (860, 35466), (920, 33153), (989, 30840), (1028, 29670), (1032, 29555), (1285, 23736), (1290, 23644), (1380, 22102), (1542, 19780), (1720, 17733), (1978, 15420), (2056, 14835), (2570, 11868), (2580, 11822), (2760, 11051), (2967, 10280), (3084, 9890), (3855, 7912), (3956, 7710), (4945, 6168), (5140, 5934), (5160, 5911)]