1681176420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{11027}}^1$

素因数の和:11071

約数の個数: 216

約数和(自身を含む): 6406650432

約数和(自身を除く): 4725474012

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 28, 30, 33, 35, 36, 42, 44, 45, 55, 60, 63, 66, 70, 77, 84, 90, 99, 105, 110, 121, 126, 132, 140, 154, 165, 180, 198, 210, 220, 231, 242, 252, 308, 315, 330, 363, 385, 396, 420, 462, 484, 495, 605, 630, 660, 693, 726, 770, 847, 924, 990, 1089, 1155, 1210, 1260, 1386, 1452, 1540, 1694, 1815, 1980, 2178, 2310, 2420, 2541, 2772, 3388, 3465, 3630, 4235, 4356, 4620, 5082, 5445, 6930, 7260, 7623, 8470, 10164, 10890, 11027, 12705, 13860, 15246, 16940, 21780, 22054, 25410, 30492, 33081, 38115, 44108, 50820, 55135, 66162, 76230, 77189, 99243, 110270, 121297, 132324, 152460, 154378, 165405, 198486, 220540, 231567, 242594, 308756, 330810, 363891, 385945, 396972, 463134, 485188, 496215, 606485, 661620, 694701, 727782, 771890, 849079, 926268, 992430, 1091673, 1157835, 1212970, 1334267, 1389402, 1455564, 1543780, 1698158, 1819455, 1984860, 2183346, 2315670, 2425940, 2547237, 2668534, 2778804, 3396316, 3473505, 3638910, 4002801, 4245395, 4366692, 4631340, 5094474, 5337068, 5458365, 6671335, 6947010, 7277820, 7641711, 8005602, 8490790, 9339869, 10188948, 10916730, 12008403, 12736185, 13342670, 13894020, 15283422, 16011204, 16981580, 18679738, 20014005, 21833460, 24016806, 25472370, 26685340, 28019607, 30566844, 37359476, 38208555, 40028010, 46699345, 48033612, 50944740, 56039214, 60042015, 76417110, 80056020, 84058821, 93398690, 112078428, 120084030, 140098035, 152834220, 168117642, 186797380, 240168060, 280196070, 336235284, 420294105, 560392140, 840588210, 1681176420]

約数ペア:

[(1, 1681176420), (2, 840588210), (3, 560392140), (4, 420294105), (5, 336235284), (6, 280196070), (7, 240168060), (9, 186797380), (10, 168117642), (11, 152834220), (12, 140098035), (14, 120084030), (15, 112078428), (18, 93398690), (20, 84058821), (21, 80056020), (22, 76417110), (28, 60042015), (30, 56039214), (33, 50944740), (35, 48033612), (36, 46699345), (42, 40028010), (44, 38208555), (45, 37359476), (55, 30566844), (60, 28019607), (63, 26685340), (66, 25472370), (70, 24016806), (77, 21833460), (84, 20014005), (90, 18679738), (99, 16981580), (105, 16011204), (110, 15283422), (121, 13894020), (126, 13342670), (132, 12736185), (140, 12008403), (154, 10916730), (165, 10188948), (180, 9339869), (198, 8490790), (210, 8005602), (220, 7641711), (231, 7277820), (242, 6947010), (252, 6671335), (308, 5458365), (315, 5337068), (330, 5094474), (363, 4631340), (385, 4366692), (396, 4245395), (420, 4002801), (462, 3638910), (484, 3473505), (495, 3396316), (605, 2778804), (630, 2668534), (660, 2547237), (693, 2425940), (726, 2315670), (770, 2183346), (847, 1984860), (924, 1819455), (990, 1698158), (1089, 1543780), (1155, 1455564), (1210, 1389402), (1260, 1334267), (1386, 1212970), (1452, 1157835), (1540, 1091673), (1694, 992430), (1815, 926268), (1980, 849079), (2178, 771890), (2310, 727782), (2420, 694701), (2541, 661620), (2772, 606485), (3388, 496215), (3465, 485188), (3630, 463134), (4235, 396972), (4356, 385945), (4620, 363891), (5082, 330810), (5445, 308756), (6930, 242594), (7260, 231567), (7623, 220540), (8470, 198486), (10164, 165405), (10890, 154378), (11027, 152460), (12705, 132324), (13860, 121297), (15246, 110270), (16940, 99243), (21780, 77189), (22054, 76230), (25410, 66162), (30492, 55135), (33081, 50820), (38115, 44108)]