156621920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{347}}^1$

素因数の和:413

約数の個数: 192

約数和(自身を含む): 471453696

約数和(自身を除く): 314831776

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 31, 32, 35, 40, 52, 56, 62, 65, 70, 80, 91, 104, 112, 124, 130, 140, 155, 160, 182, 208, 217, 224, 248, 260, 280, 310, 347, 364, 403, 416, 434, 455, 496, 520, 560, 620, 694, 728, 806, 868, 910, 992, 1040, 1085, 1120, 1240, 1388, 1456, 1612, 1735, 1736, 1820, 2015, 2080, 2170, 2429, 2480, 2776, 2821, 2912, 3224, 3470, 3472, 3640, 4030, 4340, 4511, 4858, 4960, 5552, 5642, 6448, 6940, 6944, 7280, 8060, 8680, 9022, 9716, 10757, 11104, 11284, 12145, 12896, 13880, 14105, 14560, 16120, 17360, 18044, 19432, 21514, 22555, 22568, 24290, 27760, 28210, 31577, 32240, 34720, 36088, 38864, 43028, 45110, 45136, 48580, 53785, 55520, 56420, 63154, 64480, 72176, 75299, 77728, 86056, 90220, 90272, 97160, 107570, 112840, 126308, 139841, 144352, 150598, 157885, 172112, 180440, 194320, 215140, 225680, 252616, 279682, 301196, 315770, 344224, 360880, 376495, 388640, 430280, 451360, 505232, 559364, 602392, 631540, 699205, 721760, 752990, 860560, 978887, 1010464, 1118728, 1204784, 1263080, 1398410, 1505980, 1721120, 1957774, 2237456, 2409568, 2526160, 2796820, 3011960, 3915548, 4474912, 4894435, 5052320, 5593640, 6023920, 7831096, 9788870, 11187280, 12047840, 15662192, 19577740, 22374560, 31324384, 39155480, 78310960, 156621920]

約数ペア:

[(1, 156621920), (2, 78310960), (4, 39155480), (5, 31324384), (7, 22374560), (8, 19577740), (10, 15662192), (13, 12047840), (14, 11187280), (16, 9788870), (20, 7831096), (26, 6023920), (28, 5593640), (31, 5052320), (32, 4894435), (35, 4474912), (40, 3915548), (52, 3011960), (56, 2796820), (62, 2526160), (65, 2409568), (70, 2237456), (80, 1957774), (91, 1721120), (104, 1505980), (112, 1398410), (124, 1263080), (130, 1204784), (140, 1118728), (155, 1010464), (160, 978887), (182, 860560), (208, 752990), (217, 721760), (224, 699205), (248, 631540), (260, 602392), (280, 559364), (310, 505232), (347, 451360), (364, 430280), (403, 388640), (416, 376495), (434, 360880), (455, 344224), (496, 315770), (520, 301196), (560, 279682), (620, 252616), (694, 225680), (728, 215140), (806, 194320), (868, 180440), (910, 172112), (992, 157885), (1040, 150598), (1085, 144352), (1120, 139841), (1240, 126308), (1388, 112840), (1456, 107570), (1612, 97160), (1735, 90272), (1736, 90220), (1820, 86056), (2015, 77728), (2080, 75299), (2170, 72176), (2429, 64480), (2480, 63154), (2776, 56420), (2821, 55520), (2912, 53785), (3224, 48580), (3470, 45136), (3472, 45110), (3640, 43028), (4030, 38864), (4340, 36088), (4511, 34720), (4858, 32240), (4960, 31577), (5552, 28210), (5642, 27760), (6448, 24290), (6940, 22568), (6944, 22555), (7280, 21514), (8060, 19432), (8680, 18044), (9022, 17360), (9716, 16120), (10757, 14560), (11104, 14105), (11284, 13880), (12145, 12896)]