21509812800

素因数分解:

$2^6\times 3^2\times 5^2\times 7^1\times {\mathrm{213391}}^1$

素因数の和:213426

約数の個数: 252

約数和(自身を含む): 87372927616

約数和(自身を除く): 65863114816

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 25, 28, 30, 32, 35, 36, 40, 42, 45, 48, 50, 56, 60, 63, 64, 70, 72, 75, 80, 84, 90, 96, 100, 105, 112, 120, 126, 140, 144, 150, 160, 168, 175, 180, 192, 200, 210, 224, 225, 240, 252, 280, 288, 300, 315, 320, 336, 350, 360, 400, 420, 448, 450, 480, 504, 525, 560, 576, 600, 630, 672, 700, 720, 800, 840, 900, 960, 1008, 1050, 1120, 1200, 1260, 1344, 1400, 1440, 1575, 1600, 1680, 1800, 2016, 2100, 2240, 2400, 2520, 2800, 2880, 3150, 3360, 3600, 4032, 4200, 4800, 5040, 5600, 6300, 6720, 7200, 8400, 10080, 11200, 12600, 14400, 16800, 20160, 25200, 33600, 50400, 100800, 213391, 426782, 640173, 853564, 1066955, 1280346, 1493737, 1707128, 1920519, 2133910, 2560692, 2987474, 3200865, 3414256, 3841038, 4267820, 4481211, 5121384, 5334775, 5974948, 6401730, 6828512, 7468685, 7682076, 8535640, 8962422, 9602595, 10242768, 10669550, 11949896, 12803460, 13443633, 13657024, 14937370, 15364152, 16004325, 17071280, 17924844, 19205190, 20485536, 21339100, 22406055, 23899792, 25606920, 26887266, 29874740, 30728304, 32008650, 34142560, 35849688, 37343425, 38410380, 40971072, 42678200, 44812110, 47799584, 48012975, 51213840, 53774532, 59749480, 61456608, 64017300, 67218165, 68285120, 71699376, 74686850, 76820760, 85356400, 89624220, 95599168, 96025950, 102427680, 107549064, 112030275, 119498960, 122913216, 128034600, 134436330, 143398752, 149373700, 153641520, 170712800, 179248440, 192051900, 204855360, 215098128, 224060550, 238997920, 256069200, 268872660, 286797504, 298747400, 307283040, 336090825, 341425600, 358496880, 384103800, 430196256, 448121100, 477995840, 512138400, 537745320, 597494800, 614566080, 672181650, 716993760, 768207600, 860392512, 896242200, 1024276800, 1075490640, 1194989600, 1344363300, 1433987520, 1536415200, 1792484400, 2150981280, 2389979200, 2688726600, 3072830400, 3584968800, 4301962560, 5377453200, 7169937600, 10754906400, 21509812800]

約数ペア:

[(1, 21509812800), (2, 10754906400), (3, 7169937600), (4, 5377453200), (5, 4301962560), (6, 3584968800), (7, 3072830400), (8, 2688726600), (9, 2389979200), (10, 2150981280), (12, 1792484400), (14, 1536415200), (15, 1433987520), (16, 1344363300), (18, 1194989600), (20, 1075490640), (21, 1024276800), (24, 896242200), (25, 860392512), (28, 768207600), (30, 716993760), (32, 672181650), (35, 614566080), (36, 597494800), (40, 537745320), (42, 512138400), (45, 477995840), (48, 448121100), (50, 430196256), (56, 384103800), (60, 358496880), (63, 341425600), (64, 336090825), (70, 307283040), (72, 298747400), (75, 286797504), (80, 268872660), (84, 256069200), (90, 238997920), (96, 224060550), (100, 215098128), (105, 204855360), (112, 192051900), (120, 179248440), (126, 170712800), (140, 153641520), (144, 149373700), (150, 143398752), (160, 134436330), (168, 128034600), (175, 122913216), (180, 119498960), (192, 112030275), (200, 107549064), (210, 102427680), (224, 96025950), (225, 95599168), (240, 89624220), (252, 85356400), (280, 76820760), (288, 74686850), (300, 71699376), (315, 68285120), (320, 67218165), (336, 64017300), (350, 61456608), (360, 59749480), (400, 53774532), (420, 51213840), (448, 48012975), (450, 47799584), (480, 44812110), (504, 42678200), (525, 40971072), (560, 38410380), (576, 37343425), (600, 35849688), (630, 34142560), (672, 32008650), (700, 30728304), (720, 29874740), (800, 26887266), (840, 25606920), (900, 23899792), (960, 22406055), (1008, 21339100), (1050, 20485536), (1120, 19205190), (1200, 17924844), (1260, 17071280), (1344, 16004325), (1400, 15364152), (1440, 14937370), (1575, 13657024), (1600, 13443633), (1680, 12803460), (1800, 11949896), (2016, 10669550), (2100, 10242768), (2240, 9602595), (2400, 8962422), (2520, 8535640), (2800, 7682076), (2880, 7468685), (3150, 6828512), (3360, 6401730), (3600, 5974948), (4032, 5334775), (4200, 5121384), (4800, 4481211), (5040, 4267820), (5600, 3841038), (6300, 3414256), (6720, 3200865), (7200, 2987474), (8400, 2560692), (10080, 2133910), (11200, 1920519), (12600, 1707128), (14400, 1493737), (16800, 1280346), (20160, 1066955), (25200, 853564), (33600, 640173), (50400, 426782), (100800, 213391)]