272165120

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^3\times {\mathrm{31}}^1$

素因数の和:109

約数の個数: 144

約数和(自身を含む): 710330880

約数和(自身を除く): 438165760

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 32, 38, 40, 62, 64, 76, 80, 95, 124, 128, 152, 155, 160, 190, 248, 256, 304, 310, 320, 361, 380, 496, 589, 608, 620, 640, 722, 760, 992, 1178, 1216, 1240, 1280, 1444, 1520, 1805, 1984, 2356, 2432, 2480, 2888, 2945, 3040, 3610, 3968, 4712, 4864, 4960, 5776, 5890, 6080, 6859, 7220, 7936, 9424, 9920, 11191, 11552, 11780, 12160, 13718, 14440, 18848, 19840, 22382, 23104, 23560, 24320, 27436, 28880, 34295, 37696, 39680, 44764, 46208, 47120, 54872, 55955, 57760, 68590, 75392, 89528, 92416, 94240, 109744, 111910, 115520, 137180, 150784, 179056, 188480, 212629, 219488, 223820, 231040, 274360, 358112, 376960, 425258, 438976, 447640, 462080, 548720, 716224, 753920, 850516, 877952, 895280, 1063145, 1097440, 1432448, 1701032, 1755904, 1790560, 2126290, 2194880, 2864896, 3402064, 3581120, 4252580, 4389760, 6804128, 7162240, 8505160, 8779520, 13608256, 14324480, 17010320, 27216512, 34020640, 54433024, 68041280, 136082560, 272165120]

約数ペア:

[(1, 272165120), (2, 136082560), (4, 68041280), (5, 54433024), (8, 34020640), (10, 27216512), (16, 17010320), (19, 14324480), (20, 13608256), (31, 8779520), (32, 8505160), (38, 7162240), (40, 6804128), (62, 4389760), (64, 4252580), (76, 3581120), (80, 3402064), (95, 2864896), (124, 2194880), (128, 2126290), (152, 1790560), (155, 1755904), (160, 1701032), (190, 1432448), (248, 1097440), (256, 1063145), (304, 895280), (310, 877952), (320, 850516), (361, 753920), (380, 716224), (496, 548720), (589, 462080), (608, 447640), (620, 438976), (640, 425258), (722, 376960), (760, 358112), (992, 274360), (1178, 231040), (1216, 223820), (1240, 219488), (1280, 212629), (1444, 188480), (1520, 179056), (1805, 150784), (1984, 137180), (2356, 115520), (2432, 111910), (2480, 109744), (2888, 94240), (2945, 92416), (3040, 89528), (3610, 75392), (3968, 68590), (4712, 57760), (4864, 55955), (4960, 54872), (5776, 47120), (5890, 46208), (6080, 44764), (6859, 39680), (7220, 37696), (7936, 34295), (9424, 28880), (9920, 27436), (11191, 24320), (11552, 23560), (11780, 23104), (12160, 22382), (13718, 19840), (14440, 18848)]