180812940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{5591}}^1$

素因数の和:5628

約数の個数: 144

約数和(自身を含む): 642587904

約数和(自身を除く): 461774964

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 49, 55, 60, 66, 70, 77, 84, 98, 105, 110, 132, 140, 147, 154, 165, 196, 210, 220, 231, 245, 294, 308, 330, 385, 420, 462, 490, 539, 588, 660, 735, 770, 924, 980, 1078, 1155, 1470, 1540, 1617, 2156, 2310, 2695, 2940, 3234, 4620, 5390, 5591, 6468, 8085, 10780, 11182, 16170, 16773, 22364, 27955, 32340, 33546, 39137, 55910, 61501, 67092, 78274, 83865, 111820, 117411, 123002, 156548, 167730, 184503, 195685, 234822, 246004, 273959, 307505, 335460, 369006, 391370, 430507, 469644, 547918, 587055, 615010, 738012, 782740, 821877, 861014, 922515, 1095836, 1174110, 1230020, 1291521, 1369795, 1643754, 1722028, 1845030, 2152535, 2348220, 2583042, 2739590, 3013549, 3287508, 3690060, 4109385, 4305070, 5166084, 5479180, 6027098, 6457605, 8218770, 8610140, 9040647, 12054196, 12915210, 15067745, 16437540, 18081294, 25830420, 30135490, 36162588, 45203235, 60270980, 90406470, 180812940]

約数ペア:

[(1, 180812940), (2, 90406470), (3, 60270980), (4, 45203235), (5, 36162588), (6, 30135490), (7, 25830420), (10, 18081294), (11, 16437540), (12, 15067745), (14, 12915210), (15, 12054196), (20, 9040647), (21, 8610140), (22, 8218770), (28, 6457605), (30, 6027098), (33, 5479180), (35, 5166084), (42, 4305070), (44, 4109385), (49, 3690060), (55, 3287508), (60, 3013549), (66, 2739590), (70, 2583042), (77, 2348220), (84, 2152535), (98, 1845030), (105, 1722028), (110, 1643754), (132, 1369795), (140, 1291521), (147, 1230020), (154, 1174110), (165, 1095836), (196, 922515), (210, 861014), (220, 821877), (231, 782740), (245, 738012), (294, 615010), (308, 587055), (330, 547918), (385, 469644), (420, 430507), (462, 391370), (490, 369006), (539, 335460), (588, 307505), (660, 273959), (735, 246004), (770, 234822), (924, 195685), (980, 184503), (1078, 167730), (1155, 156548), (1470, 123002), (1540, 117411), (1617, 111820), (2156, 83865), (2310, 78274), (2695, 67092), (2940, 61501), (3234, 55910), (4620, 39137), (5390, 33546), (5591, 32340), (6468, 27955), (8085, 22364), (10780, 16773), (11182, 16170)]