28524960

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:129

約数の個数: 240

約数和(自身を含む): 105380352

約数和(自身を除く): 76855392

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 32, 36, 40, 45, 48, 54, 60, 62, 71, 72, 80, 81, 90, 93, 96, 108, 120, 124, 135, 142, 144, 155, 160, 162, 180, 186, 213, 216, 240, 248, 270, 279, 284, 288, 310, 324, 355, 360, 372, 405, 426, 432, 465, 480, 496, 540, 558, 568, 620, 639, 648, 710, 720, 744, 810, 837, 852, 864, 930, 992, 1065, 1080, 1116, 1136, 1240, 1278, 1296, 1395, 1420, 1440, 1488, 1620, 1674, 1704, 1860, 1917, 2130, 2160, 2201, 2232, 2272, 2480, 2511, 2556, 2592, 2790, 2840, 2976, 3195, 3240, 3348, 3408, 3720, 3834, 4185, 4260, 4320, 4402, 4464, 4960, 5022, 5112, 5580, 5680, 5751, 6390, 6480, 6603, 6696, 6816, 7440, 7668, 8370, 8520, 8804, 8928, 9585, 10044, 10224, 11005, 11160, 11360, 11502, 12555, 12780, 12960, 13206, 13392, 14880, 15336, 16740, 17040, 17608, 19170, 19809, 20088, 20448, 22010, 22320, 23004, 25110, 25560, 26412, 26784, 28755, 30672, 33015, 33480, 34080, 35216, 38340, 39618, 40176, 44020, 44640, 46008, 50220, 51120, 52824, 57510, 59427, 61344, 66030, 66960, 70432, 76680, 79236, 80352, 88040, 92016, 99045, 100440, 102240, 105648, 115020, 118854, 132060, 133920, 153360, 158472, 176080, 178281, 184032, 198090, 200880, 211296, 230040, 237708, 264120, 297135, 306720, 316944, 352160, 356562, 396180, 401760, 460080, 475416, 528240, 594270, 633888, 713124, 792360, 891405, 920160, 950832, 1056480, 1188540, 1426248, 1584720, 1782810, 1901664, 2377080, 2852496, 3169440, 3565620, 4754160, 5704992, 7131240, 9508320, 14262480, 28524960]

約数ペア:

[(1, 28524960), (2, 14262480), (3, 9508320), (4, 7131240), (5, 5704992), (6, 4754160), (8, 3565620), (9, 3169440), (10, 2852496), (12, 2377080), (15, 1901664), (16, 1782810), (18, 1584720), (20, 1426248), (24, 1188540), (27, 1056480), (30, 950832), (31, 920160), (32, 891405), (36, 792360), (40, 713124), (45, 633888), (48, 594270), (54, 528240), (60, 475416), (62, 460080), (71, 401760), (72, 396180), (80, 356562), (81, 352160), (90, 316944), (93, 306720), (96, 297135), (108, 264120), (120, 237708), (124, 230040), (135, 211296), (142, 200880), (144, 198090), (155, 184032), (160, 178281), (162, 176080), (180, 158472), (186, 153360), (213, 133920), (216, 132060), (240, 118854), (248, 115020), (270, 105648), (279, 102240), (284, 100440), (288, 99045), (310, 92016), (324, 88040), (355, 80352), (360, 79236), (372, 76680), (405, 70432), (426, 66960), (432, 66030), (465, 61344), (480, 59427), (496, 57510), (540, 52824), (558, 51120), (568, 50220), (620, 46008), (639, 44640), (648, 44020), (710, 40176), (720, 39618), (744, 38340), (810, 35216), (837, 34080), (852, 33480), (864, 33015), (930, 30672), (992, 28755), (1065, 26784), (1080, 26412), (1116, 25560), (1136, 25110), (1240, 23004), (1278, 22320), (1296, 22010), (1395, 20448), (1420, 20088), (1440, 19809), (1488, 19170), (1620, 17608), (1674, 17040), (1704, 16740), (1860, 15336), (1917, 14880), (2130, 13392), (2160, 13206), (2201, 12960), (2232, 12780), (2272, 12555), (2480, 11502), (2511, 11360), (2556, 11160), (2592, 11005), (2790, 10224), (2840, 10044), (2976, 9585), (3195, 8928), (3240, 8804), (3348, 8520), (3408, 8370), (3720, 7668), (3834, 7440), (4185, 6816), (4260, 6696), (4320, 6603), (4402, 6480), (4464, 6390), (4960, 5751), (5022, 5680), (5112, 5580)]