30854960

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{409}}^1$

素因数の和:486

約数の個数: 80

約数和(自身を含む): 76870080

約数和(自身を除く): 46015120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 41, 46, 80, 82, 92, 115, 164, 184, 205, 230, 328, 368, 409, 410, 460, 656, 818, 820, 920, 943, 1636, 1640, 1840, 1886, 2045, 3272, 3280, 3772, 4090, 4715, 6544, 7544, 8180, 9407, 9430, 15088, 16360, 16769, 18814, 18860, 32720, 33538, 37628, 37720, 47035, 67076, 75256, 75440, 83845, 94070, 134152, 150512, 167690, 188140, 268304, 335380, 376280, 385687, 670760, 752560, 771374, 1341520, 1542748, 1928435, 3085496, 3856870, 6170992, 7713740, 15427480, 30854960]

約数ペア:

[(1, 30854960), (2, 15427480), (4, 7713740), (5, 6170992), (8, 3856870), (10, 3085496), (16, 1928435), (20, 1542748), (23, 1341520), (40, 771374), (41, 752560), (46, 670760), (80, 385687), (82, 376280), (92, 335380), (115, 268304), (164, 188140), (184, 167690), (205, 150512), (230, 134152), (328, 94070), (368, 83845), (409, 75440), (410, 75256), (460, 67076), (656, 47035), (818, 37720), (820, 37628), (920, 33538), (943, 32720), (1636, 18860), (1640, 18814), (1840, 16769), (1886, 16360), (2045, 15088), (3272, 9430), (3280, 9407), (3772, 8180), (4090, 7544), (4715, 6544)]