68947920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1$

素因数の和:210

約数の個数: 240

約数和(自身を含む): 252787392

約数和(自身を除く): 183839472

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 34, 36, 40, 43, 45, 48, 51, 60, 68, 72, 80, 85, 86, 90, 102, 120, 129, 131, 136, 144, 153, 170, 172, 180, 204, 215, 240, 255, 258, 262, 272, 306, 340, 344, 360, 387, 393, 408, 430, 510, 516, 524, 612, 645, 655, 680, 688, 720, 731, 765, 774, 786, 816, 860, 1020, 1032, 1048, 1179, 1224, 1290, 1310, 1360, 1462, 1530, 1548, 1572, 1720, 1935, 1965, 2040, 2064, 2096, 2193, 2227, 2358, 2448, 2580, 2620, 2924, 3060, 3096, 3144, 3440, 3655, 3870, 3930, 4080, 4386, 4454, 4716, 5160, 5240, 5633, 5848, 5895, 6120, 6192, 6288, 6579, 6681, 7310, 7740, 7860, 8772, 8908, 9432, 10320, 10480, 10965, 11135, 11266, 11696, 11790, 12240, 13158, 13362, 14620, 15480, 15720, 16899, 17544, 17816, 18864, 20043, 21930, 22270, 22532, 23580, 26316, 26724, 28165, 29240, 30960, 31440, 32895, 33405, 33798, 35088, 35632, 40086, 43860, 44540, 45064, 47160, 50697, 52632, 53448, 56330, 58480, 65790, 66810, 67596, 80172, 84495, 87720, 89080, 90128, 94320, 95761, 100215, 101394, 105264, 106896, 112660, 131580, 133620, 135192, 160344, 168990, 175440, 178160, 191522, 200430, 202788, 225320, 253485, 263160, 267240, 270384, 287283, 320688, 337980, 383044, 400860, 405576, 450640, 478805, 506970, 526320, 534480, 574566, 675960, 766088, 801720, 811152, 861849, 957610, 1013940, 1149132, 1351920, 1436415, 1532176, 1603440, 1723698, 1915220, 2027880, 2298264, 2872830, 3447396, 3830440, 4055760, 4309245, 4596528, 5745660, 6894792, 7660880, 8618490, 11491320, 13789584, 17236980, 22982640, 34473960, 68947920]

約数ペア:

[(1, 68947920), (2, 34473960), (3, 22982640), (4, 17236980), (5, 13789584), (6, 11491320), (8, 8618490), (9, 7660880), (10, 6894792), (12, 5745660), (15, 4596528), (16, 4309245), (17, 4055760), (18, 3830440), (20, 3447396), (24, 2872830), (30, 2298264), (34, 2027880), (36, 1915220), (40, 1723698), (43, 1603440), (45, 1532176), (48, 1436415), (51, 1351920), (60, 1149132), (68, 1013940), (72, 957610), (80, 861849), (85, 811152), (86, 801720), (90, 766088), (102, 675960), (120, 574566), (129, 534480), (131, 526320), (136, 506970), (144, 478805), (153, 450640), (170, 405576), (172, 400860), (180, 383044), (204, 337980), (215, 320688), (240, 287283), (255, 270384), (258, 267240), (262, 263160), (272, 253485), (306, 225320), (340, 202788), (344, 200430), (360, 191522), (387, 178160), (393, 175440), (408, 168990), (430, 160344), (510, 135192), (516, 133620), (524, 131580), (612, 112660), (645, 106896), (655, 105264), (680, 101394), (688, 100215), (720, 95761), (731, 94320), (765, 90128), (774, 89080), (786, 87720), (816, 84495), (860, 80172), (1020, 67596), (1032, 66810), (1048, 65790), (1179, 58480), (1224, 56330), (1290, 53448), (1310, 52632), (1360, 50697), (1462, 47160), (1530, 45064), (1548, 44540), (1572, 43860), (1720, 40086), (1935, 35632), (1965, 35088), (2040, 33798), (2064, 33405), (2096, 32895), (2193, 31440), (2227, 30960), (2358, 29240), (2448, 28165), (2580, 26724), (2620, 26316), (2924, 23580), (3060, 22532), (3096, 22270), (3144, 21930), (3440, 20043), (3655, 18864), (3870, 17816), (3930, 17544), (4080, 16899), (4386, 15720), (4454, 15480), (4716, 14620), (5160, 13362), (5240, 13158), (5633, 12240), (5848, 11790), (5895, 11696), (6120, 11266), (6192, 11135), (6288, 10965), (6579, 10480), (6681, 10320), (7310, 9432), (7740, 8908), (7860, 8772)]