20329921080

素因数分解:

$2^3\times 3^4\times 5^1\times 7^1\times {\mathrm{896381}}^1$

素因数の和:896411

約数の個数: 160

約数和(自身を含む): 78092799840

約数和(自身を除く): 57762878760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 81, 84, 90, 105, 108, 120, 126, 135, 140, 162, 168, 180, 189, 210, 216, 252, 270, 280, 315, 324, 360, 378, 405, 420, 504, 540, 567, 630, 648, 756, 810, 840, 945, 1080, 1134, 1260, 1512, 1620, 1890, 2268, 2520, 2835, 3240, 3780, 4536, 5670, 7560, 11340, 22680, 896381, 1792762, 2689143, 3585524, 4481905, 5378286, 6274667, 7171048, 8067429, 8963810, 10756572, 12549334, 13445715, 16134858, 17927620, 18824001, 21513144, 24202287, 25098668, 26891430, 31373335, 32269716, 35855240, 37648002, 40337145, 48404574, 50197336, 53782860, 56472003, 62746670, 64539432, 72606861, 75296004, 80674290, 94120005, 96809148, 107565720, 112944006, 121011435, 125493340, 145213722, 150592008, 161348580, 169416009, 188240010, 193618296, 225888012, 242022870, 250986680, 282360015, 290427444, 322697160, 338832018, 363034305, 376480020, 451776024, 484045740, 508248027, 564720030, 580854888, 677664036, 726068610, 752960040, 847080045, 968091480, 1016496054, 1129440060, 1355328072, 1452137220, 1694160090, 2032992108, 2258880120, 2541240135, 2904274440, 3388320180, 4065984216, 5082480270, 6776640360, 10164960540, 20329921080]

約数ペア:

[(1, 20329921080), (2, 10164960540), (3, 6776640360), (4, 5082480270), (5, 4065984216), (6, 3388320180), (7, 2904274440), (8, 2541240135), (9, 2258880120), (10, 2032992108), (12, 1694160090), (14, 1452137220), (15, 1355328072), (18, 1129440060), (20, 1016496054), (21, 968091480), (24, 847080045), (27, 752960040), (28, 726068610), (30, 677664036), (35, 580854888), (36, 564720030), (40, 508248027), (42, 484045740), (45, 451776024), (54, 376480020), (56, 363034305), (60, 338832018), (63, 322697160), (70, 290427444), (72, 282360015), (81, 250986680), (84, 242022870), (90, 225888012), (105, 193618296), (108, 188240010), (120, 169416009), (126, 161348580), (135, 150592008), (140, 145213722), (162, 125493340), (168, 121011435), (180, 112944006), (189, 107565720), (210, 96809148), (216, 94120005), (252, 80674290), (270, 75296004), (280, 72606861), (315, 64539432), (324, 62746670), (360, 56472003), (378, 53782860), (405, 50197336), (420, 48404574), (504, 40337145), (540, 37648002), (567, 35855240), (630, 32269716), (648, 31373335), (756, 26891430), (810, 25098668), (840, 24202287), (945, 21513144), (1080, 18824001), (1134, 17927620), (1260, 16134858), (1512, 13445715), (1620, 12549334), (1890, 10756572), (2268, 8963810), (2520, 8067429), (2835, 7171048), (3240, 6274667), (3780, 5378286), (4536, 4481905), (5670, 3585524), (7560, 2689143), (11340, 1792762), (22680, 896381)]