642100030

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{433}}^1$

素因数の和:542

約数の個数: 128

約数和(自身を含む): 1464656256

約数和(自身を除く): 822556226

約数列:

[1, 2, 5, 10, 11, 13, 17, 22, 26, 34, 55, 61, 65, 85, 110, 122, 130, 143, 170, 187, 221, 286, 305, 374, 433, 442, 610, 671, 715, 793, 866, 935, 1037, 1105, 1342, 1430, 1586, 1870, 2074, 2165, 2210, 2431, 3355, 3965, 4330, 4763, 4862, 5185, 5629, 6710, 7361, 7930, 8723, 9526, 10370, 11258, 11407, 12155, 13481, 14722, 17446, 22814, 23815, 24310, 26413, 26962, 28145, 36805, 43615, 47630, 52826, 56290, 57035, 61919, 67405, 73610, 80971, 87230, 95693, 114070, 123838, 132065, 134810, 148291, 161942, 191386, 264130, 290543, 296582, 309595, 343369, 404855, 449021, 478465, 581086, 619190, 686738, 741455, 809710, 898042, 956930, 1052623, 1452715, 1482910, 1716845, 2105246, 2245105, 2905430, 3433690, 3777059, 4490210, 4939231, 5263115, 5837273, 7554118, 9878462, 10526230, 11674546, 18885295, 24696155, 29186365, 37770590, 49392310, 58372730, 64210003, 128420006, 321050015, 642100030]

約数ペア:

[(1, 642100030), (2, 321050015), (5, 128420006), (10, 64210003), (11, 58372730), (13, 49392310), (17, 37770590), (22, 29186365), (26, 24696155), (34, 18885295), (55, 11674546), (61, 10526230), (65, 9878462), (85, 7554118), (110, 5837273), (122, 5263115), (130, 4939231), (143, 4490210), (170, 3777059), (187, 3433690), (221, 2905430), (286, 2245105), (305, 2105246), (374, 1716845), (433, 1482910), (442, 1452715), (610, 1052623), (671, 956930), (715, 898042), (793, 809710), (866, 741455), (935, 686738), (1037, 619190), (1105, 581086), (1342, 478465), (1430, 449021), (1586, 404855), (1870, 343369), (2074, 309595), (2165, 296582), (2210, 290543), (2431, 264130), (3355, 191386), (3965, 161942), (4330, 148291), (4763, 134810), (4862, 132065), (5185, 123838), (5629, 114070), (6710, 95693), (7361, 87230), (7930, 80971), (8723, 73610), (9526, 67405), (10370, 61919), (11258, 57035), (11407, 56290), (12155, 52826), (13481, 47630), (14722, 43615), (17446, 36805), (22814, 28145), (23815, 26962), (24310, 26413)]