51433830

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{107}}^1\times {\mathrm{109}}^1$

素因数の和:243

約数の個数: 144

約数和(自身を含む): 158455440

約数和(自身を除く): 107021610

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 63, 70, 90, 98, 105, 107, 109, 126, 147, 210, 214, 218, 245, 294, 315, 321, 327, 441, 490, 535, 545, 630, 642, 654, 735, 749, 763, 882, 963, 981, 1070, 1090, 1470, 1498, 1526, 1605, 1635, 1926, 1962, 2205, 2247, 2289, 3210, 3270, 3745, 3815, 4410, 4494, 4578, 4815, 4905, 5243, 5341, 6741, 6867, 7490, 7630, 9630, 9810, 10486, 10682, 11235, 11445, 11663, 13482, 13734, 15729, 16023, 22470, 22890, 23326, 26215, 26705, 31458, 32046, 33705, 34335, 34989, 47187, 48069, 52430, 53410, 58315, 67410, 68670, 69978, 78645, 80115, 81641, 94374, 96138, 104967, 116630, 157290, 160230, 163282, 174945, 209934, 235935, 240345, 244923, 349890, 408205, 471870, 480690, 489846, 524835, 571487, 734769, 816410, 1049670, 1142974, 1224615, 1469538, 1714461, 2449230, 2857435, 3428922, 3673845, 5143383, 5714870, 7347690, 8572305, 10286766, 17144610, 25716915, 51433830]

約数ペア:

[(1, 51433830), (2, 25716915), (3, 17144610), (5, 10286766), (6, 8572305), (7, 7347690), (9, 5714870), (10, 5143383), (14, 3673845), (15, 3428922), (18, 2857435), (21, 2449230), (30, 1714461), (35, 1469538), (42, 1224615), (45, 1142974), (49, 1049670), (63, 816410), (70, 734769), (90, 571487), (98, 524835), (105, 489846), (107, 480690), (109, 471870), (126, 408205), (147, 349890), (210, 244923), (214, 240345), (218, 235935), (245, 209934), (294, 174945), (315, 163282), (321, 160230), (327, 157290), (441, 116630), (490, 104967), (535, 96138), (545, 94374), (630, 81641), (642, 80115), (654, 78645), (735, 69978), (749, 68670), (763, 67410), (882, 58315), (963, 53410), (981, 52430), (1070, 48069), (1090, 47187), (1470, 34989), (1498, 34335), (1526, 33705), (1605, 32046), (1635, 31458), (1926, 26705), (1962, 26215), (2205, 23326), (2247, 22890), (2289, 22470), (3210, 16023), (3270, 15729), (3745, 13734), (3815, 13482), (4410, 11663), (4494, 11445), (4578, 11235), (4815, 10682), (4905, 10486), (5243, 9810), (5341, 9630), (6741, 7630), (6867, 7490)]