161825580

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1381}}^1$

素因数の和:1437

約数の個数: 192

約数和(自身を含む): 594370560

約数和(自身を除く): 432544980

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 31, 35, 36, 42, 45, 54, 60, 62, 63, 70, 84, 90, 93, 105, 108, 124, 126, 135, 140, 155, 180, 186, 189, 210, 217, 252, 270, 279, 310, 315, 372, 378, 420, 434, 465, 540, 558, 620, 630, 651, 756, 837, 868, 930, 945, 1085, 1116, 1260, 1302, 1381, 1395, 1674, 1860, 1890, 1953, 2170, 2604, 2762, 2790, 3255, 3348, 3780, 3906, 4143, 4185, 4340, 5524, 5580, 5859, 6510, 6905, 7812, 8286, 8370, 9667, 9765, 11718, 12429, 13020, 13810, 16572, 16740, 19334, 19530, 20715, 23436, 24858, 27620, 29001, 29295, 37287, 38668, 39060, 41430, 42811, 48335, 49716, 58002, 58590, 62145, 74574, 82860, 85622, 87003, 96670, 116004, 117180, 124290, 128433, 145005, 149148, 171244, 174006, 186435, 193340, 214055, 248580, 256866, 261009, 290010, 299677, 348012, 372870, 385299, 428110, 435015, 513732, 522018, 580020, 599354, 642165, 745740, 770598, 856220, 870030, 899031, 1044036, 1155897, 1198708, 1284330, 1305045, 1498385, 1541196, 1740060, 1798062, 1926495, 2311794, 2568660, 2610090, 2697093, 2996770, 3596124, 3852990, 4495155, 4623588, 5220180, 5394186, 5779485, 5993540, 7705980, 8091279, 8990310, 10788372, 11558970, 13485465, 16182558, 17980620, 23117940, 26970930, 32365116, 40456395, 53941860, 80912790, 161825580]

約数ペア:

[(1, 161825580), (2, 80912790), (3, 53941860), (4, 40456395), (5, 32365116), (6, 26970930), (7, 23117940), (9, 17980620), (10, 16182558), (12, 13485465), (14, 11558970), (15, 10788372), (18, 8990310), (20, 8091279), (21, 7705980), (27, 5993540), (28, 5779485), (30, 5394186), (31, 5220180), (35, 4623588), (36, 4495155), (42, 3852990), (45, 3596124), (54, 2996770), (60, 2697093), (62, 2610090), (63, 2568660), (70, 2311794), (84, 1926495), (90, 1798062), (93, 1740060), (105, 1541196), (108, 1498385), (124, 1305045), (126, 1284330), (135, 1198708), (140, 1155897), (155, 1044036), (180, 899031), (186, 870030), (189, 856220), (210, 770598), (217, 745740), (252, 642165), (270, 599354), (279, 580020), (310, 522018), (315, 513732), (372, 435015), (378, 428110), (420, 385299), (434, 372870), (465, 348012), (540, 299677), (558, 290010), (620, 261009), (630, 256866), (651, 248580), (756, 214055), (837, 193340), (868, 186435), (930, 174006), (945, 171244), (1085, 149148), (1116, 145005), (1260, 128433), (1302, 124290), (1381, 117180), (1395, 116004), (1674, 96670), (1860, 87003), (1890, 85622), (1953, 82860), (2170, 74574), (2604, 62145), (2762, 58590), (2790, 58002), (3255, 49716), (3348, 48335), (3780, 42811), (3906, 41430), (4143, 39060), (4185, 38668), (4340, 37287), (5524, 29295), (5580, 29001), (5859, 27620), (6510, 24858), (6905, 23436), (7812, 20715), (8286, 19530), (8370, 19334), (9667, 16740), (9765, 16572), (11718, 13810), (12429, 13020)]