387420516

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{271}}^1$

素因数の和:383

約数の個数: 192

約数和(自身を含む): 1208811520

約数和(自身を除く): 821391004

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 31, 36, 42, 54, 61, 62, 63, 84, 93, 108, 122, 124, 126, 183, 186, 189, 217, 244, 252, 271, 279, 366, 372, 378, 427, 434, 542, 549, 558, 651, 732, 756, 813, 837, 854, 868, 1084, 1098, 1116, 1281, 1302, 1626, 1647, 1674, 1708, 1891, 1897, 1953, 2196, 2439, 2562, 2604, 3252, 3294, 3348, 3782, 3794, 3843, 3906, 4878, 5124, 5673, 5691, 5859, 6588, 7317, 7564, 7588, 7686, 7812, 8401, 9756, 11346, 11382, 11529, 11718, 13237, 14634, 15372, 16531, 16802, 17019, 17073, 22692, 22764, 23058, 23436, 25203, 26474, 29268, 33062, 33604, 34038, 34146, 39711, 46116, 49593, 50406, 51057, 51219, 52948, 58807, 66124, 68076, 68292, 75609, 79422, 99186, 100812, 102114, 102438, 115717, 117614, 119133, 148779, 151218, 158844, 176421, 198372, 204228, 204876, 226827, 231434, 235228, 238266, 297558, 302436, 347151, 352842, 357399, 446337, 453654, 462868, 476532, 512461, 529263, 595116, 694302, 705684, 714798, 892674, 907308, 1024922, 1041453, 1058526, 1388604, 1429596, 1537383, 1587789, 1785348, 2049844, 2082906, 2117052, 3074766, 3124359, 3175578, 3587227, 4165812, 4612149, 6149532, 6248718, 6351156, 7174454, 9224298, 10761681, 12497436, 13836447, 14348908, 18448596, 21523362, 27672894, 32285043, 43046724, 55345788, 64570086, 96855129, 129140172, 193710258, 387420516]

約数ペア:

[(1, 387420516), (2, 193710258), (3, 129140172), (4, 96855129), (6, 64570086), (7, 55345788), (9, 43046724), (12, 32285043), (14, 27672894), (18, 21523362), (21, 18448596), (27, 14348908), (28, 13836447), (31, 12497436), (36, 10761681), (42, 9224298), (54, 7174454), (61, 6351156), (62, 6248718), (63, 6149532), (84, 4612149), (93, 4165812), (108, 3587227), (122, 3175578), (124, 3124359), (126, 3074766), (183, 2117052), (186, 2082906), (189, 2049844), (217, 1785348), (244, 1587789), (252, 1537383), (271, 1429596), (279, 1388604), (366, 1058526), (372, 1041453), (378, 1024922), (427, 907308), (434, 892674), (542, 714798), (549, 705684), (558, 694302), (651, 595116), (732, 529263), (756, 512461), (813, 476532), (837, 462868), (854, 453654), (868, 446337), (1084, 357399), (1098, 352842), (1116, 347151), (1281, 302436), (1302, 297558), (1626, 238266), (1647, 235228), (1674, 231434), (1708, 226827), (1891, 204876), (1897, 204228), (1953, 198372), (2196, 176421), (2439, 158844), (2562, 151218), (2604, 148779), (3252, 119133), (3294, 117614), (3348, 115717), (3782, 102438), (3794, 102114), (3843, 100812), (3906, 99186), (4878, 79422), (5124, 75609), (5673, 68292), (5691, 68076), (5859, 66124), (6588, 58807), (7317, 52948), (7564, 51219), (7588, 51057), (7686, 50406), (7812, 49593), (8401, 46116), (9756, 39711), (11346, 34146), (11382, 34038), (11529, 33604), (11718, 33062), (13237, 29268), (14634, 26474), (15372, 25203), (16531, 23436), (16802, 23058), (17019, 22764), (17073, 22692)]