306108880

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{229}}^1$

素因数の和:298

約数の個数: 240

約数和(自身を含む): 936368640

約数和(自身を除く): 630259760

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 31, 35, 40, 44, 49, 55, 56, 62, 70, 77, 80, 88, 98, 110, 112, 124, 140, 154, 155, 176, 196, 217, 220, 229, 245, 248, 280, 308, 310, 341, 385, 392, 434, 440, 458, 490, 496, 539, 560, 616, 620, 682, 770, 784, 868, 880, 916, 980, 1078, 1085, 1145, 1232, 1240, 1364, 1519, 1540, 1603, 1705, 1736, 1832, 1960, 2156, 2170, 2290, 2387, 2480, 2519, 2695, 2728, 3038, 3080, 3206, 3410, 3472, 3664, 3920, 4312, 4340, 4580, 4774, 5038, 5390, 5456, 6076, 6160, 6412, 6820, 7099, 7595, 8015, 8624, 8680, 9160, 9548, 10076, 10780, 11221, 11935, 12152, 12595, 12824, 13640, 14198, 15190, 16030, 16709, 17360, 17633, 18320, 19096, 20152, 21560, 22442, 23870, 24304, 25190, 25648, 27280, 28396, 30380, 32060, 33418, 35266, 35495, 38192, 40304, 43120, 44884, 47740, 49693, 50380, 56105, 56792, 60760, 64120, 66836, 70532, 70990, 78089, 83545, 88165, 89768, 95480, 99386, 100760, 112210, 113584, 121520, 123431, 128240, 133672, 141064, 141980, 156178, 167090, 176330, 179536, 190960, 198772, 201520, 224420, 246862, 248465, 267344, 282128, 283960, 312356, 334180, 347851, 352660, 390445, 397544, 448840, 493724, 496930, 546623, 567920, 617155, 624712, 668360, 695702, 705320, 780890, 795088, 897680, 987448, 993860, 1093246, 1234310, 1249424, 1336720, 1391404, 1410640, 1561780, 1739255, 1974896, 1987720, 2186492, 2468620, 2733115, 2782808, 3123560, 3478510, 3826361, 3975440, 4372984, 4937240, 5466230, 5565616, 6247120, 6957020, 7652722, 8745968, 9874480, 10932460, 13914040, 15305444, 19131805, 21864920, 27828080, 30610888, 38263610, 43729840, 61221776, 76527220, 153054440, 306108880]

約数ペア:

[(1, 306108880), (2, 153054440), (4, 76527220), (5, 61221776), (7, 43729840), (8, 38263610), (10, 30610888), (11, 27828080), (14, 21864920), (16, 19131805), (20, 15305444), (22, 13914040), (28, 10932460), (31, 9874480), (35, 8745968), (40, 7652722), (44, 6957020), (49, 6247120), (55, 5565616), (56, 5466230), (62, 4937240), (70, 4372984), (77, 3975440), (80, 3826361), (88, 3478510), (98, 3123560), (110, 2782808), (112, 2733115), (124, 2468620), (140, 2186492), (154, 1987720), (155, 1974896), (176, 1739255), (196, 1561780), (217, 1410640), (220, 1391404), (229, 1336720), (245, 1249424), (248, 1234310), (280, 1093246), (308, 993860), (310, 987448), (341, 897680), (385, 795088), (392, 780890), (434, 705320), (440, 695702), (458, 668360), (490, 624712), (496, 617155), (539, 567920), (560, 546623), (616, 496930), (620, 493724), (682, 448840), (770, 397544), (784, 390445), (868, 352660), (880, 347851), (916, 334180), (980, 312356), (1078, 283960), (1085, 282128), (1145, 267344), (1232, 248465), (1240, 246862), (1364, 224420), (1519, 201520), (1540, 198772), (1603, 190960), (1705, 179536), (1736, 176330), (1832, 167090), (1960, 156178), (2156, 141980), (2170, 141064), (2290, 133672), (2387, 128240), (2480, 123431), (2519, 121520), (2695, 113584), (2728, 112210), (3038, 100760), (3080, 99386), (3206, 95480), (3410, 89768), (3472, 88165), (3664, 83545), (3920, 78089), (4312, 70990), (4340, 70532), (4580, 66836), (4774, 64120), (5038, 60760), (5390, 56792), (5456, 56105), (6076, 50380), (6160, 49693), (6412, 47740), (6820, 44884), (7099, 43120), (7595, 40304), (8015, 38192), (8624, 35495), (8680, 35266), (9160, 33418), (9548, 32060), (10076, 30380), (10780, 28396), (11221, 27280), (11935, 25648), (12152, 25190), (12595, 24304), (12824, 23870), (13640, 22442), (14198, 21560), (15190, 20152), (16030, 19096), (16709, 18320), (17360, 17633)]