305144560

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{241}}^1$

素因数の和:304

約数の個数: 240

約数和(自身を含む): 923646240

約数和(自身を除く): 618501680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 19, 20, 28, 34, 35, 38, 40, 49, 56, 68, 70, 76, 80, 85, 95, 98, 112, 119, 133, 136, 140, 152, 170, 190, 196, 238, 241, 245, 266, 272, 280, 304, 323, 340, 380, 392, 476, 482, 490, 532, 560, 595, 646, 665, 680, 760, 784, 833, 931, 952, 964, 980, 1064, 1190, 1205, 1292, 1330, 1360, 1520, 1615, 1666, 1687, 1862, 1904, 1928, 1960, 2128, 2261, 2380, 2410, 2584, 2660, 3230, 3332, 3374, 3724, 3856, 3920, 4097, 4165, 4522, 4579, 4655, 4760, 4820, 5168, 5320, 6460, 6664, 6748, 7448, 8194, 8330, 8435, 9044, 9158, 9310, 9520, 9640, 10640, 11305, 11809, 12920, 13328, 13496, 14896, 15827, 16388, 16660, 16870, 18088, 18316, 18620, 19280, 20485, 22610, 22895, 23618, 25840, 26992, 28679, 31654, 32053, 32776, 33320, 33740, 36176, 36632, 37240, 40970, 45220, 45790, 47236, 57358, 59045, 63308, 64106, 65552, 66640, 67480, 73264, 74480, 77843, 79135, 81940, 90440, 91580, 94472, 114716, 118090, 126616, 128212, 134960, 143395, 155686, 158270, 160265, 163880, 180880, 183160, 188944, 200753, 224371, 229432, 236180, 253232, 256424, 286790, 311372, 316540, 320530, 327760, 366320, 389215, 401506, 448742, 458864, 472360, 512848, 544901, 573580, 622744, 633080, 641060, 778430, 803012, 897484, 944720, 1003765, 1089802, 1121855, 1147160, 1245488, 1266160, 1282120, 1556860, 1606024, 1794968, 2007530, 2179604, 2243710, 2294320, 2564240, 2724505, 3113720, 3212048, 3589936, 3814307, 4015060, 4359208, 4487420, 5449010, 6227440, 7628614, 8030120, 8718416, 8974840, 10898020, 15257228, 16060240, 17949680, 19071535, 21796040, 30514456, 38143070, 43592080, 61028912, 76286140, 152572280, 305144560]

約数ペア:

[(1, 305144560), (2, 152572280), (4, 76286140), (5, 61028912), (7, 43592080), (8, 38143070), (10, 30514456), (14, 21796040), (16, 19071535), (17, 17949680), (19, 16060240), (20, 15257228), (28, 10898020), (34, 8974840), (35, 8718416), (38, 8030120), (40, 7628614), (49, 6227440), (56, 5449010), (68, 4487420), (70, 4359208), (76, 4015060), (80, 3814307), (85, 3589936), (95, 3212048), (98, 3113720), (112, 2724505), (119, 2564240), (133, 2294320), (136, 2243710), (140, 2179604), (152, 2007530), (170, 1794968), (190, 1606024), (196, 1556860), (238, 1282120), (241, 1266160), (245, 1245488), (266, 1147160), (272, 1121855), (280, 1089802), (304, 1003765), (323, 944720), (340, 897484), (380, 803012), (392, 778430), (476, 641060), (482, 633080), (490, 622744), (532, 573580), (560, 544901), (595, 512848), (646, 472360), (665, 458864), (680, 448742), (760, 401506), (784, 389215), (833, 366320), (931, 327760), (952, 320530), (964, 316540), (980, 311372), (1064, 286790), (1190, 256424), (1205, 253232), (1292, 236180), (1330, 229432), (1360, 224371), (1520, 200753), (1615, 188944), (1666, 183160), (1687, 180880), (1862, 163880), (1904, 160265), (1928, 158270), (1960, 155686), (2128, 143395), (2261, 134960), (2380, 128212), (2410, 126616), (2584, 118090), (2660, 114716), (3230, 94472), (3332, 91580), (3374, 90440), (3724, 81940), (3856, 79135), (3920, 77843), (4097, 74480), (4165, 73264), (4522, 67480), (4579, 66640), (4655, 65552), (4760, 64106), (4820, 63308), (5168, 59045), (5320, 57358), (6460, 47236), (6664, 45790), (6748, 45220), (7448, 40970), (8194, 37240), (8330, 36632), (8435, 36176), (9044, 33740), (9158, 33320), (9310, 32776), (9520, 32053), (9640, 31654), (10640, 28679), (11305, 26992), (11809, 25840), (12920, 23618), (13328, 22895), (13496, 22610), (14896, 20485), (15827, 19280), (16388, 18620), (16660, 18316), (16870, 18088)]