243706720

素因数分解:

$2^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{991}}^1$

素因数の和:1088

約数の個数: 96

約数和(自身を含む): 607461120

約数和(自身を除く): 363754400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 53, 58, 80, 106, 116, 145, 160, 212, 232, 265, 290, 424, 464, 530, 580, 848, 928, 991, 1060, 1160, 1537, 1696, 1982, 2120, 2320, 3074, 3964, 4240, 4640, 4955, 6148, 7685, 7928, 8480, 9910, 12296, 15370, 15856, 19820, 24592, 28739, 30740, 31712, 39640, 49184, 52523, 57478, 61480, 79280, 105046, 114956, 122960, 143695, 158560, 210092, 229912, 245920, 262615, 287390, 420184, 459824, 525230, 574780, 840368, 919648, 1050460, 1149560, 1523167, 1680736, 2100920, 2299120, 3046334, 4201840, 4598240, 6092668, 7615835, 8403680, 12185336, 15231670, 24370672, 30463340, 48741344, 60926680, 121853360, 243706720]

約数ペア:

[(1, 243706720), (2, 121853360), (4, 60926680), (5, 48741344), (8, 30463340), (10, 24370672), (16, 15231670), (20, 12185336), (29, 8403680), (32, 7615835), (40, 6092668), (53, 4598240), (58, 4201840), (80, 3046334), (106, 2299120), (116, 2100920), (145, 1680736), (160, 1523167), (212, 1149560), (232, 1050460), (265, 919648), (290, 840368), (424, 574780), (464, 525230), (530, 459824), (580, 420184), (848, 287390), (928, 262615), (991, 245920), (1060, 229912), (1160, 210092), (1537, 158560), (1696, 143695), (1982, 122960), (2120, 114956), (2320, 105046), (3074, 79280), (3964, 61480), (4240, 57478), (4640, 52523), (4955, 49184), (6148, 39640), (7685, 31712), (7928, 30740), (8480, 28739), (9910, 24592), (12296, 19820), (15370, 15856)]