521201520

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{34471}}^1$

素因数の和:34500

約数の個数: 160

約数和(自身を含む): 2051773440

約数和(自身を除く): 1530571920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 168, 180, 189, 210, 216, 240, 252, 270, 280, 315, 336, 360, 378, 420, 432, 504, 540, 560, 630, 720, 756, 840, 945, 1008, 1080, 1260, 1512, 1680, 1890, 2160, 2520, 3024, 3780, 5040, 7560, 15120, 34471, 68942, 103413, 137884, 172355, 206826, 241297, 275768, 310239, 344710, 413652, 482594, 517065, 551536, 620478, 689420, 723891, 827304, 930717, 965188, 1034130, 1206485, 1240956, 1378840, 1447782, 1551195, 1654608, 1861434, 1930376, 2068260, 2171673, 2412970, 2481912, 2757680, 2895564, 3102390, 3619455, 3722868, 3860752, 4136520, 4343346, 4653585, 4825940, 4963824, 5791128, 6204780, 6515019, 7238910, 7445736, 8273040, 8686692, 9307170, 9651880, 10858365, 11582256, 12409560, 13030038, 14477820, 14891472, 17373384, 18614340, 19303760, 21716730, 24819120, 26060076, 28955640, 32575095, 34746768, 37228680, 43433460, 52120152, 57911280, 65150190, 74457360, 86866920, 104240304, 130300380, 173733840, 260600760, 521201520]

約数ペア:

[(1, 521201520), (2, 260600760), (3, 173733840), (4, 130300380), (5, 104240304), (6, 86866920), (7, 74457360), (8, 65150190), (9, 57911280), (10, 52120152), (12, 43433460), (14, 37228680), (15, 34746768), (16, 32575095), (18, 28955640), (20, 26060076), (21, 24819120), (24, 21716730), (27, 19303760), (28, 18614340), (30, 17373384), (35, 14891472), (36, 14477820), (40, 13030038), (42, 12409560), (45, 11582256), (48, 10858365), (54, 9651880), (56, 9307170), (60, 8686692), (63, 8273040), (70, 7445736), (72, 7238910), (80, 6515019), (84, 6204780), (90, 5791128), (105, 4963824), (108, 4825940), (112, 4653585), (120, 4343346), (126, 4136520), (135, 3860752), (140, 3722868), (144, 3619455), (168, 3102390), (180, 2895564), (189, 2757680), (210, 2481912), (216, 2412970), (240, 2171673), (252, 2068260), (270, 1930376), (280, 1861434), (315, 1654608), (336, 1551195), (360, 1447782), (378, 1378840), (420, 1240956), (432, 1206485), (504, 1034130), (540, 965188), (560, 930717), (630, 827304), (720, 723891), (756, 689420), (840, 620478), (945, 551536), (1008, 517065), (1080, 482594), (1260, 413652), (1512, 344710), (1680, 310239), (1890, 275768), (2160, 241297), (2520, 206826), (3024, 172355), (3780, 137884), (5040, 103413), (7560, 68942), (15120, 34471)]