312168220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{229}}^1$

素因数の和:372

約数の個数: 144

約数和(自身を含む): 832537440

約数和(自身を除く): 520369220

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 107, 130, 140, 182, 196, 214, 229, 245, 260, 364, 428, 455, 458, 490, 535, 637, 749, 910, 916, 980, 1070, 1145, 1274, 1391, 1498, 1603, 1820, 2140, 2290, 2548, 2782, 2977, 2996, 3185, 3206, 3745, 4580, 5243, 5564, 5954, 6370, 6412, 6955, 7490, 8015, 9737, 10486, 11221, 11908, 12740, 13910, 14885, 14980, 16030, 19474, 20839, 20972, 22442, 24503, 26215, 27820, 29770, 32060, 38948, 41678, 44884, 48685, 49006, 52430, 56105, 59540, 68159, 83356, 97370, 98012, 104195, 104860, 112210, 122515, 136318, 145873, 171521, 194740, 208390, 224420, 245030, 272636, 291746, 318539, 340795, 343042, 416780, 490060, 583492, 637078, 681590, 686084, 729365, 857605, 1200647, 1274156, 1363180, 1458730, 1592695, 1715210, 2229773, 2401294, 2917460, 3185390, 3430420, 4459546, 4802588, 6003235, 6370780, 8919092, 11148865, 12006470, 15608411, 22297730, 24012940, 31216822, 44595460, 62433644, 78042055, 156084110, 312168220]

約数ペア:

[(1, 312168220), (2, 156084110), (4, 78042055), (5, 62433644), (7, 44595460), (10, 31216822), (13, 24012940), (14, 22297730), (20, 15608411), (26, 12006470), (28, 11148865), (35, 8919092), (49, 6370780), (52, 6003235), (65, 4802588), (70, 4459546), (91, 3430420), (98, 3185390), (107, 2917460), (130, 2401294), (140, 2229773), (182, 1715210), (196, 1592695), (214, 1458730), (229, 1363180), (245, 1274156), (260, 1200647), (364, 857605), (428, 729365), (455, 686084), (458, 681590), (490, 637078), (535, 583492), (637, 490060), (749, 416780), (910, 343042), (916, 340795), (980, 318539), (1070, 291746), (1145, 272636), (1274, 245030), (1391, 224420), (1498, 208390), (1603, 194740), (1820, 171521), (2140, 145873), (2290, 136318), (2548, 122515), (2782, 112210), (2977, 104860), (2996, 104195), (3185, 98012), (3206, 97370), (3745, 83356), (4580, 68159), (5243, 59540), (5564, 56105), (5954, 52430), (6370, 49006), (6412, 48685), (6955, 44884), (7490, 41678), (8015, 38948), (9737, 32060), (10486, 29770), (11221, 27820), (11908, 26215), (12740, 24503), (13910, 22442), (14885, 20972), (14980, 20839), (16030, 19474)]