15999450880

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{401}}^1$

素因数の和:563

約数の個数: 288

約数和(自身を含む): 45238854528

約数和(自身を除く): 29239403648

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 61, 64, 70, 73, 80, 112, 122, 128, 140, 146, 160, 224, 244, 256, 280, 292, 305, 320, 365, 401, 427, 448, 488, 511, 560, 584, 610, 640, 730, 802, 854, 896, 976, 1022, 1120, 1168, 1220, 1280, 1460, 1604, 1708, 1792, 1952, 2005, 2044, 2135, 2240, 2336, 2440, 2555, 2807, 2920, 3208, 3416, 3904, 4010, 4088, 4270, 4453, 4480, 4672, 4880, 5110, 5614, 5840, 6416, 6832, 7808, 8020, 8176, 8540, 8906, 8960, 9344, 9760, 10220, 11228, 11680, 12832, 13664, 14035, 15616, 16040, 16352, 17080, 17812, 18688, 19520, 20440, 22265, 22456, 23360, 24461, 25664, 27328, 28070, 29273, 31171, 32080, 32704, 34160, 35624, 39040, 40880, 44530, 44912, 46720, 48922, 51328, 54656, 56140, 58546, 62342, 64160, 65408, 68320, 71248, 78080, 81760, 89060, 89824, 93440, 97844, 102656, 109312, 112280, 117092, 122305, 124684, 128320, 130816, 136640, 142496, 146365, 155855, 163520, 171227, 178120, 179648, 195688, 204911, 224560, 234184, 244610, 249368, 256640, 273280, 284992, 292730, 311710, 327040, 342454, 356240, 359296, 391376, 409822, 449120, 468368, 489220, 498736, 513280, 546560, 569984, 585460, 623420, 654080, 684908, 712480, 718592, 782752, 819644, 856135, 898240, 936736, 978440, 997472, 1024555, 1139968, 1170920, 1246840, 1369816, 1424960, 1565504, 1639288, 1712270, 1785653, 1796480, 1873472, 1956880, 1994944, 2049110, 2341840, 2493680, 2739632, 2849920, 3131008, 3278576, 3424540, 3571306, 3592960, 3746944, 3913760, 3989888, 4098220, 4683680, 4987360, 5479264, 5699840, 6262016, 6557152, 6849080, 7142612, 7493888, 7827520, 7979776, 8196440, 8928265, 9367360, 9974720, 10958528, 12499571, 13114304, 13698160, 14285224, 15655040, 16392880, 17856530, 18734720, 19949440, 21917056, 24999142, 26228608, 27396320, 28570448, 31310080, 32785760, 35713060, 37469440, 39898880, 43834112, 49998284, 52457216, 54792640, 57140896, 62497855, 65571520, 71426120, 99996568, 109585280, 114281792, 124995710, 131143040, 142852240, 199993136, 219170560, 228563584, 249991420, 262286080, 285704480, 399986272, 457127168, 499982840, 571408960, 799972544, 999965680, 1142817920, 1599945088, 1999931360, 2285635840, 3199890176, 3999862720, 7999725440, 15999450880]

約数ペア:

[(1, 15999450880), (2, 7999725440), (4, 3999862720), (5, 3199890176), (7, 2285635840), (8, 1999931360), (10, 1599945088), (14, 1142817920), (16, 999965680), (20, 799972544), (28, 571408960), (32, 499982840), (35, 457127168), (40, 399986272), (56, 285704480), (61, 262286080), (64, 249991420), (70, 228563584), (73, 219170560), (80, 199993136), (112, 142852240), (122, 131143040), (128, 124995710), (140, 114281792), (146, 109585280), (160, 99996568), (224, 71426120), (244, 65571520), (256, 62497855), (280, 57140896), (292, 54792640), (305, 52457216), (320, 49998284), (365, 43834112), (401, 39898880), (427, 37469440), (448, 35713060), (488, 32785760), (511, 31310080), (560, 28570448), (584, 27396320), (610, 26228608), (640, 24999142), (730, 21917056), (802, 19949440), (854, 18734720), (896, 17856530), (976, 16392880), (1022, 15655040), (1120, 14285224), (1168, 13698160), (1220, 13114304), (1280, 12499571), (1460, 10958528), (1604, 9974720), (1708, 9367360), (1792, 8928265), (1952, 8196440), (2005, 7979776), (2044, 7827520), (2135, 7493888), (2240, 7142612), (2336, 6849080), (2440, 6557152), (2555, 6262016), (2807, 5699840), (2920, 5479264), (3208, 4987360), (3416, 4683680), (3904, 4098220), (4010, 3989888), (4088, 3913760), (4270, 3746944), (4453, 3592960), (4480, 3571306), (4672, 3424540), (4880, 3278576), (5110, 3131008), (5614, 2849920), (5840, 2739632), (6416, 2493680), (6832, 2341840), (7808, 2049110), (8020, 1994944), (8176, 1956880), (8540, 1873472), (8906, 1796480), (8960, 1785653), (9344, 1712270), (9760, 1639288), (10220, 1565504), (11228, 1424960), (11680, 1369816), (12832, 1246840), (13664, 1170920), (14035, 1139968), (15616, 1024555), (16040, 997472), (16352, 978440), (17080, 936736), (17812, 898240), (18688, 856135), (19520, 819644), (20440, 782752), (22265, 718592), (22456, 712480), (23360, 684908), (24461, 654080), (25664, 623420), (27328, 585460), (28070, 569984), (29273, 546560), (31171, 513280), (32080, 498736), (32704, 489220), (34160, 468368), (35624, 449120), (39040, 409822), (40880, 391376), (44530, 359296), (44912, 356240), (46720, 342454), (48922, 327040), (51328, 311710), (54656, 292730), (56140, 284992), (58546, 273280), (62342, 256640), (64160, 249368), (65408, 244610), (68320, 234184), (71248, 224560), (78080, 204911), (81760, 195688), (89060, 179648), (89824, 178120), (93440, 171227), (97844, 163520), (102656, 155855), (109312, 146365), (112280, 142496), (117092, 136640), (122305, 130816), (124684, 128320)]