30091788

素因数分解:

$2^2\times 3^2\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1$

素因数の和:335

約数の個数: 72

約数和(自身を含む): 78807456

約数和(自身を除く): 48715668

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 61, 71, 122, 142, 183, 193, 213, 244, 284, 366, 386, 426, 549, 579, 639, 732, 772, 852, 1098, 1158, 1278, 1737, 2196, 2316, 2556, 3474, 4331, 6948, 8662, 11773, 12993, 13703, 17324, 23546, 25986, 27406, 35319, 38979, 41109, 47092, 51972, 54812, 70638, 77958, 82218, 105957, 123327, 141276, 155916, 164436, 211914, 246654, 423828, 493308, 835883, 1671766, 2507649, 3343532, 5015298, 7522947, 10030596, 15045894, 30091788]

約数ペア:

[(1, 30091788), (2, 15045894), (3, 10030596), (4, 7522947), (6, 5015298), (9, 3343532), (12, 2507649), (18, 1671766), (36, 835883), (61, 493308), (71, 423828), (122, 246654), (142, 211914), (183, 164436), (193, 155916), (213, 141276), (244, 123327), (284, 105957), (366, 82218), (386, 77958), (426, 70638), (549, 54812), (579, 51972), (639, 47092), (732, 41109), (772, 38979), (852, 35319), (1098, 27406), (1158, 25986), (1278, 23546), (1737, 17324), (2196, 13703), (2316, 12993), (2556, 11773), (3474, 8662), (4331, 6948)]