19173840

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{113}}^1$

素因数の和:237

約数の個数: 160

約数和(自身を含む): 69209856

約数和(自身を除く): 50036016

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 101, 105, 112, 113, 120, 140, 168, 202, 210, 226, 240, 280, 303, 336, 339, 404, 420, 452, 505, 560, 565, 606, 678, 707, 791, 808, 840, 904, 1010, 1130, 1212, 1356, 1414, 1515, 1582, 1616, 1680, 1695, 1808, 2020, 2121, 2260, 2373, 2424, 2712, 2828, 3030, 3164, 3390, 3535, 3955, 4040, 4242, 4520, 4746, 4848, 5424, 5656, 6060, 6328, 6780, 7070, 7910, 8080, 8484, 9040, 9492, 10605, 11312, 11413, 11865, 12120, 12656, 13560, 14140, 15820, 16968, 18984, 21210, 22826, 23730, 24240, 27120, 28280, 31640, 33936, 34239, 37968, 42420, 45652, 47460, 56560, 57065, 63280, 68478, 79891, 84840, 91304, 94920, 114130, 136956, 159782, 169680, 171195, 182608, 189840, 228260, 239673, 273912, 319564, 342390, 399455, 456520, 479346, 547824, 639128, 684780, 798910, 913040, 958692, 1198365, 1278256, 1369560, 1597820, 1917384, 2396730, 2739120, 3195640, 3834768, 4793460, 6391280, 9586920, 19173840]

約数ペア:

[(1, 19173840), (2, 9586920), (3, 6391280), (4, 4793460), (5, 3834768), (6, 3195640), (7, 2739120), (8, 2396730), (10, 1917384), (12, 1597820), (14, 1369560), (15, 1278256), (16, 1198365), (20, 958692), (21, 913040), (24, 798910), (28, 684780), (30, 639128), (35, 547824), (40, 479346), (42, 456520), (48, 399455), (56, 342390), (60, 319564), (70, 273912), (80, 239673), (84, 228260), (101, 189840), (105, 182608), (112, 171195), (113, 169680), (120, 159782), (140, 136956), (168, 114130), (202, 94920), (210, 91304), (226, 84840), (240, 79891), (280, 68478), (303, 63280), (336, 57065), (339, 56560), (404, 47460), (420, 45652), (452, 42420), (505, 37968), (560, 34239), (565, 33936), (606, 31640), (678, 28280), (707, 27120), (791, 24240), (808, 23730), (840, 22826), (904, 21210), (1010, 18984), (1130, 16968), (1212, 15820), (1356, 14140), (1414, 13560), (1515, 12656), (1582, 12120), (1616, 11865), (1680, 11413), (1695, 11312), (1808, 10605), (2020, 9492), (2121, 9040), (2260, 8484), (2373, 8080), (2424, 7910), (2712, 7070), (2828, 6780), (3030, 6328), (3164, 6060), (3390, 5656), (3535, 5424), (3955, 4848), (4040, 4746), (4242, 4520)]