210348145

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1$

素因数の和:254

約数の個数: 64

約数和(自身を含む): 318689280

約数和(自身を除く): 108341135

約数列:

[1, 5, 7, 19, 35, 37, 83, 95, 103, 133, 185, 259, 415, 515, 581, 665, 703, 721, 1295, 1577, 1957, 2905, 3071, 3515, 3605, 3811, 4921, 7885, 8549, 9785, 11039, 13699, 15355, 19055, 21497, 24605, 26677, 42745, 55195, 58349, 59843, 68495, 72409, 107485, 133385, 162431, 291745, 299215, 316313, 362045, 408443, 506863, 812155, 1137017, 1581565, 2042215, 2214191, 2534315, 5685085, 6009947, 11070955, 30049735, 42069629, 210348145]

約数ペア:

[(1, 210348145), (5, 42069629), (7, 30049735), (19, 11070955), (35, 6009947), (37, 5685085), (83, 2534315), (95, 2214191), (103, 2042215), (133, 1581565), (185, 1137017), (259, 812155), (415, 506863), (515, 408443), (581, 362045), (665, 316313), (703, 299215), (721, 291745), (1295, 162431), (1577, 133385), (1957, 107485), (2905, 72409), (3071, 68495), (3515, 59843), (3605, 58349), (3811, 55195), (4921, 42745), (7885, 26677), (8549, 24605), (9785, 21497), (11039, 19055), (13699, 15355)]