409050720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21851}}^1$

素因数の和:21885

約数の個数: 144

約数和(自身を含む): 1503330192

約数和(自身を除く): 1094279472

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, 1170, 1248, 1440, 1560, 1872, 2080, 2340, 3120, 3744, 4680, 6240, 9360, 18720, 21851, 43702, 65553, 87404, 109255, 131106, 174808, 196659, 218510, 262212, 284063, 327765, 349616, 393318, 437020, 524424, 568126, 655530, 699232, 786636, 852189, 874040, 983295, 1048848, 1136252, 1311060, 1420315, 1573272, 1704378, 1748080, 1966590, 2097696, 2272504, 2556567, 2622120, 2840630, 3146544, 3408756, 3496160, 3933180, 4260945, 4545008, 5113134, 5244240, 5681260, 6293088, 6817512, 7866360, 8521890, 9090016, 10226268, 10488480, 11362520, 12782835, 13635024, 15732720, 17043780, 20452536, 22725040, 25565670, 27270048, 31465440, 34087560, 40905072, 45450080, 51131340, 68175120, 81810144, 102262680, 136350240, 204525360, 409050720]

約数ペア:

[(1, 409050720), (2, 204525360), (3, 136350240), (4, 102262680), (5, 81810144), (6, 68175120), (8, 51131340), (9, 45450080), (10, 40905072), (12, 34087560), (13, 31465440), (15, 27270048), (16, 25565670), (18, 22725040), (20, 20452536), (24, 17043780), (26, 15732720), (30, 13635024), (32, 12782835), (36, 11362520), (39, 10488480), (40, 10226268), (45, 9090016), (48, 8521890), (52, 7866360), (60, 6817512), (65, 6293088), (72, 5681260), (78, 5244240), (80, 5113134), (90, 4545008), (96, 4260945), (104, 3933180), (117, 3496160), (120, 3408756), (130, 3146544), (144, 2840630), (156, 2622120), (160, 2556567), (180, 2272504), (195, 2097696), (208, 1966590), (234, 1748080), (240, 1704378), (260, 1573272), (288, 1420315), (312, 1311060), (360, 1136252), (390, 1048848), (416, 983295), (468, 874040), (480, 852189), (520, 786636), (585, 699232), (624, 655530), (720, 568126), (780, 524424), (936, 437020), (1040, 393318), (1170, 349616), (1248, 327765), (1440, 284063), (1560, 262212), (1872, 218510), (2080, 196659), (2340, 174808), (3120, 131106), (3744, 109255), (4680, 87404), (6240, 65553), (9360, 43702), (18720, 21851)]