268528140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{78517}}^1$

素因数の和:78551

約数の個数: 72

約数和(自身を含む): 857416560

約数和(自身を除く): 588888420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 78517, 157034, 235551, 314068, 392585, 471102, 706653, 785170, 942204, 1177755, 1413306, 1491823, 1570340, 2355510, 2826612, 2983646, 3533265, 4475469, 4711020, 5967292, 7066530, 7459115, 8950938, 13426407, 14133060, 14918230, 17901876, 22377345, 26852814, 29836460, 44754690, 53705628, 67132035, 89509380, 134264070, 268528140]

約数ペア:

[(1, 268528140), (2, 134264070), (3, 89509380), (4, 67132035), (5, 53705628), (6, 44754690), (9, 29836460), (10, 26852814), (12, 22377345), (15, 17901876), (18, 14918230), (19, 14133060), (20, 13426407), (30, 8950938), (36, 7459115), (38, 7066530), (45, 5967292), (57, 4711020), (60, 4475469), (76, 3533265), (90, 2983646), (95, 2826612), (114, 2355510), (171, 1570340), (180, 1491823), (190, 1413306), (228, 1177755), (285, 942204), (342, 785170), (380, 706653), (570, 471102), (684, 392585), (855, 314068), (1140, 235551), (1710, 157034), (3420, 78517)]