81416340

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1733}}^1$

素因数の和:1783

約数の個数: 120

約数和(自身を含む): 264365640

約数和(自身を除く): 182949300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 29, 30, 36, 45, 54, 58, 60, 81, 87, 90, 108, 116, 135, 145, 162, 174, 180, 261, 270, 290, 324, 348, 405, 435, 522, 540, 580, 783, 810, 870, 1044, 1305, 1566, 1620, 1733, 1740, 2349, 2610, 3132, 3466, 3915, 4698, 5199, 5220, 6932, 7830, 8665, 9396, 10398, 11745, 15597, 15660, 17330, 20796, 23490, 25995, 31194, 34660, 46791, 46980, 50257, 51990, 62388, 77985, 93582, 100514, 103980, 140373, 150771, 155970, 187164, 201028, 233955, 251285, 280746, 301542, 311940, 452313, 467910, 502570, 561492, 603084, 701865, 753855, 904626, 935820, 1005140, 1356939, 1403730, 1507710, 1809252, 2261565, 2713878, 2807460, 3015420, 4070817, 4523130, 5427756, 6784695, 8141634, 9046260, 13569390, 16283268, 20354085, 27138780, 40708170, 81416340]

約数ペア:

[(1, 81416340), (2, 40708170), (3, 27138780), (4, 20354085), (5, 16283268), (6, 13569390), (9, 9046260), (10, 8141634), (12, 6784695), (15, 5427756), (18, 4523130), (20, 4070817), (27, 3015420), (29, 2807460), (30, 2713878), (36, 2261565), (45, 1809252), (54, 1507710), (58, 1403730), (60, 1356939), (81, 1005140), (87, 935820), (90, 904626), (108, 753855), (116, 701865), (135, 603084), (145, 561492), (162, 502570), (174, 467910), (180, 452313), (261, 311940), (270, 301542), (290, 280746), (324, 251285), (348, 233955), (405, 201028), (435, 187164), (522, 155970), (540, 150771), (580, 140373), (783, 103980), (810, 100514), (870, 93582), (1044, 77985), (1305, 62388), (1566, 51990), (1620, 50257), (1733, 46980), (1740, 46791), (2349, 34660), (2610, 31194), (3132, 25995), (3466, 23490), (3915, 20796), (4698, 17330), (5199, 15660), (5220, 15597), (6932, 11745), (7830, 10398), (8665, 9396)]