21516325740

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{77269}}^1$

素因数の和:77321

約数の個数: 288

約数和(自身を含む): 85053870720

約数和(自身を除く): 63537544980

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 17, 18, 20, 21, 26, 28, 30, 34, 35, 36, 39, 42, 45, 51, 52, 60, 63, 65, 68, 70, 78, 84, 85, 90, 91, 102, 105, 117, 119, 126, 130, 140, 153, 156, 170, 180, 182, 195, 204, 210, 221, 234, 238, 252, 255, 260, 273, 306, 315, 340, 357, 364, 390, 420, 442, 455, 468, 476, 510, 546, 585, 595, 612, 630, 663, 714, 765, 780, 819, 884, 910, 1020, 1071, 1092, 1105, 1170, 1190, 1260, 1326, 1365, 1428, 1530, 1547, 1638, 1785, 1820, 1989, 2142, 2210, 2340, 2380, 2652, 2730, 3060, 3094, 3276, 3315, 3570, 3978, 4095, 4284, 4420, 4641, 5355, 5460, 6188, 6630, 7140, 7735, 7956, 8190, 9282, 9945, 10710, 13260, 13923, 15470, 16380, 18564, 19890, 21420, 23205, 27846, 30940, 39780, 46410, 55692, 69615, 77269, 92820, 139230, 154538, 231807, 278460, 309076, 386345, 463614, 540883, 695421, 772690, 927228, 1004497, 1081766, 1159035, 1313573, 1390842, 1545380, 1622649, 2008994, 2163532, 2318070, 2627146, 2704415, 2781684, 3013491, 3245298, 3477105, 3940719, 4017988, 4636140, 4867947, 5022485, 5254292, 5408830, 6026982, 6490596, 6567865, 6954210, 7031479, 7881438, 8113245, 9040473, 9195011, 9735894, 10044970, 10817660, 11822157, 12053964, 13135730, 13908420, 14062958, 15067455, 15762876, 16226490, 17076449, 18080946, 18390022, 19471788, 19703595, 20089940, 21094437, 23644314, 24339735, 26271460, 27585033, 28125916, 30134910, 32452980, 34152898, 35157395, 36161892, 36780044, 39407190, 42188874, 45202365, 45975055, 47288628, 48679470, 51229347, 55170066, 59110785, 60269820, 63283311, 68305796, 70314790, 78814380, 82755099, 84377748, 85382245, 90404730, 91950110, 97358940, 102458694, 105472185, 110340132, 118221570, 119535143, 126566622, 137925165, 140629580, 153688041, 165510198, 170764490, 180809460, 183900220, 204917388, 210944370, 236443140, 239070286, 253133244, 256146735, 275850330, 307376082, 316416555, 331020396, 341528980, 358605429, 413775495, 421888740, 478140572, 512293470, 551700660, 597675715, 614752164, 632833110, 717210858, 768440205, 827550990, 1024586940, 1075816287, 1195351430, 1265666220, 1434421716, 1536880410, 1655101980, 1793027145, 2151632574, 2390702860, 3073760820, 3586054290, 4303265148, 5379081435, 7172108580, 10758162870, 21516325740]

約数ペア:

[(1, 21516325740), (2, 10758162870), (3, 7172108580), (4, 5379081435), (5, 4303265148), (6, 3586054290), (7, 3073760820), (9, 2390702860), (10, 2151632574), (12, 1793027145), (13, 1655101980), (14, 1536880410), (15, 1434421716), (17, 1265666220), (18, 1195351430), (20, 1075816287), (21, 1024586940), (26, 827550990), (28, 768440205), (30, 717210858), (34, 632833110), (35, 614752164), (36, 597675715), (39, 551700660), (42, 512293470), (45, 478140572), (51, 421888740), (52, 413775495), (60, 358605429), (63, 341528980), (65, 331020396), (68, 316416555), (70, 307376082), (78, 275850330), (84, 256146735), (85, 253133244), (90, 239070286), (91, 236443140), (102, 210944370), (105, 204917388), (117, 183900220), (119, 180809460), (126, 170764490), (130, 165510198), (140, 153688041), (153, 140629580), (156, 137925165), (170, 126566622), (180, 119535143), (182, 118221570), (195, 110340132), (204, 105472185), (210, 102458694), (221, 97358940), (234, 91950110), (238, 90404730), (252, 85382245), (255, 84377748), (260, 82755099), (273, 78814380), (306, 70314790), (315, 68305796), (340, 63283311), (357, 60269820), (364, 59110785), (390, 55170066), (420, 51229347), (442, 48679470), (455, 47288628), (468, 45975055), (476, 45202365), (510, 42188874), (546, 39407190), (585, 36780044), (595, 36161892), (612, 35157395), (630, 34152898), (663, 32452980), (714, 30134910), (765, 28125916), (780, 27585033), (819, 26271460), (884, 24339735), (910, 23644314), (1020, 21094437), (1071, 20089940), (1092, 19703595), (1105, 19471788), (1170, 18390022), (1190, 18080946), (1260, 17076449), (1326, 16226490), (1365, 15762876), (1428, 15067455), (1530, 14062958), (1547, 13908420), (1638, 13135730), (1785, 12053964), (1820, 11822157), (1989, 10817660), (2142, 10044970), (2210, 9735894), (2340, 9195011), (2380, 9040473), (2652, 8113245), (2730, 7881438), (3060, 7031479), (3094, 6954210), (3276, 6567865), (3315, 6490596), (3570, 6026982), (3978, 5408830), (4095, 5254292), (4284, 5022485), (4420, 4867947), (4641, 4636140), (5355, 4017988), (5460, 3940719), (6188, 3477105), (6630, 3245298), (7140, 3013491), (7735, 2781684), (7956, 2704415), (8190, 2627146), (9282, 2318070), (9945, 2163532), (10710, 2008994), (13260, 1622649), (13923, 1545380), (15470, 1390842), (16380, 1313573), (18564, 1159035), (19890, 1081766), (21420, 1004497), (23205, 927228), (27846, 772690), (30940, 695421), (39780, 540883), (46410, 463614), (55692, 386345), (69615, 309076), (77269, 278460), (92820, 231807), (139230, 154538)]