19016640

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:128

約数の個数: 224

約数和(自身を含む): 70225920

約数和(自身を除く): 51209280

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, 64, 71, 72, 80, 90, 93, 96, 108, 120, 124, 135, 142, 144, 155, 160, 180, 186, 192, 213, 216, 240, 248, 270, 279, 284, 288, 310, 320, 355, 360, 372, 426, 432, 465, 480, 496, 540, 558, 568, 576, 620, 639, 710, 720, 744, 837, 852, 864, 930, 960, 992, 1065, 1080, 1116, 1136, 1240, 1278, 1395, 1420, 1440, 1488, 1674, 1704, 1728, 1860, 1917, 1984, 2130, 2160, 2201, 2232, 2272, 2480, 2556, 2790, 2840, 2880, 2976, 3195, 3348, 3408, 3720, 3834, 4185, 4260, 4320, 4402, 4464, 4544, 4960, 5112, 5580, 5680, 5952, 6390, 6603, 6696, 6816, 7440, 7668, 8370, 8520, 8640, 8804, 8928, 9585, 9920, 10224, 11005, 11160, 11360, 12780, 13206, 13392, 13632, 14880, 15336, 16740, 17040, 17608, 17856, 19170, 19809, 20448, 22010, 22320, 22720, 25560, 26412, 26784, 29760, 30672, 33015, 33480, 34080, 35216, 38340, 39618, 40896, 44020, 44640, 51120, 52824, 53568, 59427, 61344, 66030, 66960, 68160, 70432, 76680, 79236, 88040, 89280, 99045, 102240, 105648, 118854, 122688, 132060, 133920, 140864, 153360, 158472, 176080, 198090, 204480, 211296, 237708, 264120, 267840, 297135, 306720, 316944, 352160, 396180, 422592, 475416, 528240, 594270, 613440, 633888, 704320, 792360, 950832, 1056480, 1188540, 1267776, 1584720, 1901664, 2112960, 2377080, 3169440, 3803328, 4754160, 6338880, 9508320, 19016640]

約数ペア:

[(1, 19016640), (2, 9508320), (3, 6338880), (4, 4754160), (5, 3803328), (6, 3169440), (8, 2377080), (9, 2112960), (10, 1901664), (12, 1584720), (15, 1267776), (16, 1188540), (18, 1056480), (20, 950832), (24, 792360), (27, 704320), (30, 633888), (31, 613440), (32, 594270), (36, 528240), (40, 475416), (45, 422592), (48, 396180), (54, 352160), (60, 316944), (62, 306720), (64, 297135), (71, 267840), (72, 264120), (80, 237708), (90, 211296), (93, 204480), (96, 198090), (108, 176080), (120, 158472), (124, 153360), (135, 140864), (142, 133920), (144, 132060), (155, 122688), (160, 118854), (180, 105648), (186, 102240), (192, 99045), (213, 89280), (216, 88040), (240, 79236), (248, 76680), (270, 70432), (279, 68160), (284, 66960), (288, 66030), (310, 61344), (320, 59427), (355, 53568), (360, 52824), (372, 51120), (426, 44640), (432, 44020), (465, 40896), (480, 39618), (496, 38340), (540, 35216), (558, 34080), (568, 33480), (576, 33015), (620, 30672), (639, 29760), (710, 26784), (720, 26412), (744, 25560), (837, 22720), (852, 22320), (864, 22010), (930, 20448), (960, 19809), (992, 19170), (1065, 17856), (1080, 17608), (1116, 17040), (1136, 16740), (1240, 15336), (1278, 14880), (1395, 13632), (1420, 13392), (1440, 13206), (1488, 12780), (1674, 11360), (1704, 11160), (1728, 11005), (1860, 10224), (1917, 9920), (1984, 9585), (2130, 8928), (2160, 8804), (2201, 8640), (2232, 8520), (2272, 8370), (2480, 7668), (2556, 7440), (2790, 6816), (2840, 6696), (2880, 6603), (2976, 6390), (3195, 5952), (3348, 5680), (3408, 5580), (3720, 5112), (3834, 4960), (4185, 4544), (4260, 4464), (4320, 4402)]