19637280

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1049}}^1$

素因数の和:1083

約数の個数: 144

約数和(自身を含む): 72235800

約数和(自身を除く): 52598520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 195, 208, 234, 240, 260, 288, 312, 360, 390, 416, 468, 480, 520, 585, 624, 720, 780, 936, 1040, 1049, 1170, 1248, 1440, 1560, 1872, 2080, 2098, 2340, 3120, 3147, 3744, 4196, 4680, 5245, 6240, 6294, 8392, 9360, 9441, 10490, 12588, 13637, 15735, 16784, 18720, 18882, 20980, 25176, 27274, 31470, 33568, 37764, 40911, 41960, 47205, 50352, 54548, 62940, 68185, 75528, 81822, 83920, 94410, 100704, 109096, 122733, 125880, 136370, 151056, 163644, 167840, 188820, 204555, 218192, 245466, 251760, 272740, 302112, 327288, 377640, 409110, 436384, 490932, 503520, 545480, 613665, 654576, 755280, 818220, 981864, 1090960, 1227330, 1309152, 1510560, 1636440, 1963728, 2181920, 2454660, 3272880, 3927456, 4909320, 6545760, 9818640, 19637280]

約数ペア:

[(1, 19637280), (2, 9818640), (3, 6545760), (4, 4909320), (5, 3927456), (6, 3272880), (8, 2454660), (9, 2181920), (10, 1963728), (12, 1636440), (13, 1510560), (15, 1309152), (16, 1227330), (18, 1090960), (20, 981864), (24, 818220), (26, 755280), (30, 654576), (32, 613665), (36, 545480), (39, 503520), (40, 490932), (45, 436384), (48, 409110), (52, 377640), (60, 327288), (65, 302112), (72, 272740), (78, 251760), (80, 245466), (90, 218192), (96, 204555), (104, 188820), (117, 167840), (120, 163644), (130, 151056), (144, 136370), (156, 125880), (160, 122733), (180, 109096), (195, 100704), (208, 94410), (234, 83920), (240, 81822), (260, 75528), (288, 68185), (312, 62940), (360, 54548), (390, 50352), (416, 47205), (468, 41960), (480, 40911), (520, 37764), (585, 33568), (624, 31470), (720, 27274), (780, 25176), (936, 20980), (1040, 18882), (1049, 18720), (1170, 16784), (1248, 15735), (1440, 13637), (1560, 12588), (1872, 10490), (2080, 9441), (2098, 9360), (2340, 8392), (3120, 6294), (3147, 6240), (3744, 5245), (4196, 4680)]