18328320

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:107

約数の個数: 216

約数和(自身を含む): 66642576

約数和(自身を除く): 48314256

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 37, 40, 43, 45, 48, 60, 64, 72, 74, 80, 86, 90, 96, 111, 120, 128, 129, 144, 148, 160, 172, 180, 185, 192, 215, 222, 240, 256, 258, 288, 296, 320, 333, 344, 360, 370, 384, 387, 430, 444, 480, 516, 555, 576, 592, 640, 645, 666, 688, 720, 740, 768, 774, 860, 888, 960, 1032, 1110, 1152, 1184, 1280, 1290, 1332, 1376, 1440, 1480, 1548, 1591, 1665, 1720, 1776, 1920, 1935, 2064, 2220, 2304, 2368, 2580, 2664, 2752, 2880, 2960, 3096, 3182, 3330, 3440, 3552, 3840, 3870, 4128, 4440, 4736, 4773, 5160, 5328, 5504, 5760, 5920, 6192, 6364, 6660, 6880, 7104, 7740, 7955, 8256, 8880, 9472, 9546, 10320, 10656, 11008, 11520, 11840, 12384, 12728, 13320, 13760, 14208, 14319, 15480, 15910, 16512, 17760, 19092, 20640, 21312, 23680, 23865, 24768, 25456, 26640, 27520, 28416, 28638, 30960, 31820, 33024, 35520, 38184, 41280, 42624, 47360, 47730, 49536, 50912, 53280, 55040, 57276, 61920, 63640, 71040, 71595, 76368, 82560, 85248, 95460, 99072, 101824, 106560, 114552, 123840, 127280, 142080, 143190, 152736, 165120, 190920, 203648, 213120, 229104, 247680, 254560, 286380, 305472, 381840, 407296, 426240, 458208, 495360, 509120, 572760, 610944, 763680, 916416, 1018240, 1145520, 1221888, 1527360, 1832832, 2036480, 2291040, 3054720, 3665664, 4582080, 6109440, 9164160, 18328320]

約数ペア:

[(1, 18328320), (2, 9164160), (3, 6109440), (4, 4582080), (5, 3665664), (6, 3054720), (8, 2291040), (9, 2036480), (10, 1832832), (12, 1527360), (15, 1221888), (16, 1145520), (18, 1018240), (20, 916416), (24, 763680), (30, 610944), (32, 572760), (36, 509120), (37, 495360), (40, 458208), (43, 426240), (45, 407296), (48, 381840), (60, 305472), (64, 286380), (72, 254560), (74, 247680), (80, 229104), (86, 213120), (90, 203648), (96, 190920), (111, 165120), (120, 152736), (128, 143190), (129, 142080), (144, 127280), (148, 123840), (160, 114552), (172, 106560), (180, 101824), (185, 99072), (192, 95460), (215, 85248), (222, 82560), (240, 76368), (256, 71595), (258, 71040), (288, 63640), (296, 61920), (320, 57276), (333, 55040), (344, 53280), (360, 50912), (370, 49536), (384, 47730), (387, 47360), (430, 42624), (444, 41280), (480, 38184), (516, 35520), (555, 33024), (576, 31820), (592, 30960), (640, 28638), (645, 28416), (666, 27520), (688, 26640), (720, 25456), (740, 24768), (768, 23865), (774, 23680), (860, 21312), (888, 20640), (960, 19092), (1032, 17760), (1110, 16512), (1152, 15910), (1184, 15480), (1280, 14319), (1290, 14208), (1332, 13760), (1376, 13320), (1440, 12728), (1480, 12384), (1548, 11840), (1591, 11520), (1665, 11008), (1720, 10656), (1776, 10320), (1920, 9546), (1935, 9472), (2064, 8880), (2220, 8256), (2304, 7955), (2368, 7740), (2580, 7104), (2664, 6880), (2752, 6660), (2880, 6364), (2960, 6192), (3096, 5920), (3182, 5760), (3330, 5504), (3440, 5328), (3552, 5160), (3840, 4773), (3870, 4736), (4128, 4440)]