320418812

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{269}}^1\times {\mathrm{2239}}^1$

素因数の和:2538

約数の個数: 48

約数和(自身を含む): 677376000

約数和(自身を除く): 356957188

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 269, 532, 538, 1076, 1883, 2239, 3766, 4478, 5111, 7532, 8956, 10222, 15673, 20444, 31346, 35777, 42541, 62692, 71554, 85082, 143108, 170164, 297787, 595574, 602291, 1191148, 1204582, 2409164, 4216037, 8432074, 11443529, 16864148, 22887058, 45774116, 80104703, 160209406, 320418812]

約数ペア:

[(1, 320418812), (2, 160209406), (4, 80104703), (7, 45774116), (14, 22887058), (19, 16864148), (28, 11443529), (38, 8432074), (76, 4216037), (133, 2409164), (266, 1204582), (269, 1191148), (532, 602291), (538, 595574), (1076, 297787), (1883, 170164), (2239, 143108), (3766, 85082), (4478, 71554), (5111, 62692), (7532, 42541), (8956, 35777), (10222, 31346), (15673, 20444)]