258840540

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{29347}}^1$

素因数の和:29376

約数の個数: 108

約数和(自身を含む): 913368456

約数和(自身を除く): 654527916

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 420, 441, 490, 588, 630, 735, 882, 980, 1260, 1470, 1764, 2205, 2940, 4410, 8820, 29347, 58694, 88041, 117388, 146735, 176082, 205429, 264123, 293470, 352164, 410858, 440205, 528246, 586940, 616287, 821716, 880410, 1027145, 1056492, 1232574, 1320615, 1438003, 1760820, 1848861, 2054290, 2465148, 2641230, 2876006, 3081435, 3697722, 4108580, 4314009, 5282460, 5752012, 6162870, 7190015, 7395444, 8628018, 9244305, 12325740, 12942027, 14380030, 17256036, 18488610, 21570045, 25884054, 28760060, 36977220, 43140090, 51768108, 64710135, 86280180, 129420270, 258840540]

約数ペア:

[(1, 258840540), (2, 129420270), (3, 86280180), (4, 64710135), (5, 51768108), (6, 43140090), (7, 36977220), (9, 28760060), (10, 25884054), (12, 21570045), (14, 18488610), (15, 17256036), (18, 14380030), (20, 12942027), (21, 12325740), (28, 9244305), (30, 8628018), (35, 7395444), (36, 7190015), (42, 6162870), (45, 5752012), (49, 5282460), (60, 4314009), (63, 4108580), (70, 3697722), (84, 3081435), (90, 2876006), (98, 2641230), (105, 2465148), (126, 2054290), (140, 1848861), (147, 1760820), (180, 1438003), (196, 1320615), (210, 1232574), (245, 1056492), (252, 1027145), (294, 880410), (315, 821716), (420, 616287), (441, 586940), (490, 528246), (588, 440205), (630, 410858), (735, 352164), (882, 293470), (980, 264123), (1260, 205429), (1470, 176082), (1764, 146735), (2205, 117388), (2940, 88041), (4410, 58694), (8820, 29347)]