18016830720

素因数分解:

$2^8\times 3^2\times 5^1\times 7^1\times {\mathrm{223423}}^1$

素因数の和:223457

約数の個数: 216

約数和(自身を含む): 71241870336

約数和(自身を除く): 53225039616

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 256, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 560, 576, 630, 640, 672, 720, 768, 840, 896, 960, 1008, 1120, 1152, 1260, 1280, 1344, 1440, 1680, 1792, 1920, 2016, 2240, 2304, 2520, 2688, 2880, 3360, 3840, 4032, 4480, 5040, 5376, 5760, 6720, 8064, 8960, 10080, 11520, 13440, 16128, 20160, 26880, 40320, 80640, 223423, 446846, 670269, 893692, 1117115, 1340538, 1563961, 1787384, 2010807, 2234230, 2681076, 3127922, 3351345, 3574768, 4021614, 4468460, 4691883, 5362152, 6255844, 6702690, 7149536, 7819805, 8043228, 8936920, 9383766, 10054035, 10724304, 12511688, 13405380, 14075649, 14299072, 15639610, 16086456, 17873840, 18767532, 20108070, 21448608, 23459415, 25023376, 26810760, 28151298, 28598144, 31279220, 32172912, 35747680, 37535064, 40216140, 42897216, 46918830, 50046752, 53621520, 56302596, 57196288, 62558440, 64345824, 70378245, 71495360, 75070128, 80432280, 85794432, 93837660, 100093504, 107243040, 112605192, 125116880, 128691648, 140756490, 142990720, 150140256, 160864560, 171588864, 187675320, 200187008, 214486080, 225210384, 250233760, 257383296, 281512980, 285981440, 300280512, 321729120, 375350640, 400374016, 428972160, 450420768, 500467520, 514766592, 563025960, 600561024, 643458240, 750701280, 857944320, 900841536, 1000935040, 1126051920, 1201122048, 1286916480, 1501402560, 1801683072, 2001870080, 2252103840, 2573832960, 3002805120, 3603366144, 4504207680, 6005610240, 9008415360, 18016830720]

約数ペア:

[(1, 18016830720), (2, 9008415360), (3, 6005610240), (4, 4504207680), (5, 3603366144), (6, 3002805120), (7, 2573832960), (8, 2252103840), (9, 2001870080), (10, 1801683072), (12, 1501402560), (14, 1286916480), (15, 1201122048), (16, 1126051920), (18, 1000935040), (20, 900841536), (21, 857944320), (24, 750701280), (28, 643458240), (30, 600561024), (32, 563025960), (35, 514766592), (36, 500467520), (40, 450420768), (42, 428972160), (45, 400374016), (48, 375350640), (56, 321729120), (60, 300280512), (63, 285981440), (64, 281512980), (70, 257383296), (72, 250233760), (80, 225210384), (84, 214486080), (90, 200187008), (96, 187675320), (105, 171588864), (112, 160864560), (120, 150140256), (126, 142990720), (128, 140756490), (140, 128691648), (144, 125116880), (160, 112605192), (168, 107243040), (180, 100093504), (192, 93837660), (210, 85794432), (224, 80432280), (240, 75070128), (252, 71495360), (256, 70378245), (280, 64345824), (288, 62558440), (315, 57196288), (320, 56302596), (336, 53621520), (360, 50046752), (384, 46918830), (420, 42897216), (448, 40216140), (480, 37535064), (504, 35747680), (560, 32172912), (576, 31279220), (630, 28598144), (640, 28151298), (672, 26810760), (720, 25023376), (768, 23459415), (840, 21448608), (896, 20108070), (960, 18767532), (1008, 17873840), (1120, 16086456), (1152, 15639610), (1260, 14299072), (1280, 14075649), (1344, 13405380), (1440, 12511688), (1680, 10724304), (1792, 10054035), (1920, 9383766), (2016, 8936920), (2240, 8043228), (2304, 7819805), (2520, 7149536), (2688, 6702690), (2880, 6255844), (3360, 5362152), (3840, 4691883), (4032, 4468460), (4480, 4021614), (5040, 3574768), (5376, 3351345), (5760, 3127922), (6720, 2681076), (8064, 2234230), (8960, 2010807), (10080, 1787384), (11520, 1563961), (13440, 1340538), (16128, 1117115), (20160, 893692), (26880, 670269), (40320, 446846), (80640, 223423)]