19682880

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1$

素因数の和:157

約数の個数: 224

約数和(自身を含む): 74615040

約数和(自身を除く): 54932160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 29, 30, 32, 35, 40, 42, 48, 56, 58, 60, 64, 70, 80, 84, 87, 96, 101, 105, 112, 116, 120, 140, 145, 160, 168, 174, 192, 202, 203, 210, 224, 232, 240, 280, 290, 303, 320, 336, 348, 404, 406, 420, 435, 448, 464, 480, 505, 560, 580, 606, 609, 672, 696, 707, 808, 812, 840, 870, 928, 960, 1010, 1015, 1120, 1160, 1212, 1218, 1344, 1392, 1414, 1515, 1616, 1624, 1680, 1740, 1856, 2020, 2030, 2121, 2240, 2320, 2424, 2436, 2784, 2828, 2929, 3030, 3045, 3232, 3248, 3360, 3480, 3535, 4040, 4060, 4242, 4640, 4848, 4872, 5568, 5656, 5858, 6060, 6090, 6464, 6496, 6720, 6960, 7070, 8080, 8120, 8484, 8787, 9280, 9696, 9744, 10605, 11312, 11716, 12120, 12180, 12992, 13920, 14140, 14645, 16160, 16240, 16968, 17574, 19392, 19488, 20503, 21210, 22624, 23432, 24240, 24360, 27840, 28280, 29290, 32320, 32480, 33936, 35148, 38976, 41006, 42420, 43935, 45248, 46864, 48480, 48720, 56560, 58580, 61509, 64960, 67872, 70296, 82012, 84840, 87870, 93728, 96960, 97440, 102515, 113120, 117160, 123018, 135744, 140592, 164024, 169680, 175740, 187456, 194880, 205030, 226240, 234320, 246036, 281184, 307545, 328048, 339360, 351480, 410060, 468640, 492072, 562368, 615090, 656096, 678720, 702960, 820120, 937280, 984144, 1230180, 1312192, 1405920, 1640240, 1968288, 2460360, 2811840, 3280480, 3936576, 4920720, 6560960, 9841440, 19682880]

約数ペア:

[(1, 19682880), (2, 9841440), (3, 6560960), (4, 4920720), (5, 3936576), (6, 3280480), (7, 2811840), (8, 2460360), (10, 1968288), (12, 1640240), (14, 1405920), (15, 1312192), (16, 1230180), (20, 984144), (21, 937280), (24, 820120), (28, 702960), (29, 678720), (30, 656096), (32, 615090), (35, 562368), (40, 492072), (42, 468640), (48, 410060), (56, 351480), (58, 339360), (60, 328048), (64, 307545), (70, 281184), (80, 246036), (84, 234320), (87, 226240), (96, 205030), (101, 194880), (105, 187456), (112, 175740), (116, 169680), (120, 164024), (140, 140592), (145, 135744), (160, 123018), (168, 117160), (174, 113120), (192, 102515), (202, 97440), (203, 96960), (210, 93728), (224, 87870), (232, 84840), (240, 82012), (280, 70296), (290, 67872), (303, 64960), (320, 61509), (336, 58580), (348, 56560), (404, 48720), (406, 48480), (420, 46864), (435, 45248), (448, 43935), (464, 42420), (480, 41006), (505, 38976), (560, 35148), (580, 33936), (606, 32480), (609, 32320), (672, 29290), (696, 28280), (707, 27840), (808, 24360), (812, 24240), (840, 23432), (870, 22624), (928, 21210), (960, 20503), (1010, 19488), (1015, 19392), (1120, 17574), (1160, 16968), (1212, 16240), (1218, 16160), (1344, 14645), (1392, 14140), (1414, 13920), (1515, 12992), (1616, 12180), (1624, 12120), (1680, 11716), (1740, 11312), (1856, 10605), (2020, 9744), (2030, 9696), (2121, 9280), (2240, 8787), (2320, 8484), (2424, 8120), (2436, 8080), (2784, 7070), (2828, 6960), (2929, 6720), (3030, 6496), (3045, 6464), (3232, 6090), (3248, 6060), (3360, 5858), (3480, 5656), (3535, 5568), (4040, 4872), (4060, 4848), (4242, 4640)]