1320906360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{67531}}^1$

素因数の和:67708

約数の個数: 64

約数和(自身を含む): 3987089280

約数和(自身を除く): 2666182920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 163, 326, 489, 652, 815, 978, 1304, 1630, 1956, 2445, 3260, 3912, 4890, 6520, 9780, 19560, 67531, 135062, 202593, 270124, 337655, 405186, 540248, 675310, 810372, 1012965, 1350620, 1620744, 2025930, 2701240, 4051860, 8103720, 11007553, 22015106, 33022659, 44030212, 55037765, 66045318, 88060424, 110075530, 132090636, 165113295, 220151060, 264181272, 330226590, 440302120, 660453180, 1320906360]

約数ペア:

[(1, 1320906360), (2, 660453180), (3, 440302120), (4, 330226590), (5, 264181272), (6, 220151060), (8, 165113295), (10, 132090636), (12, 110075530), (15, 88060424), (20, 66045318), (24, 55037765), (30, 44030212), (40, 33022659), (60, 22015106), (120, 11007553), (163, 8103720), (326, 4051860), (489, 2701240), (652, 2025930), (815, 1620744), (978, 1350620), (1304, 1012965), (1630, 810372), (1956, 675310), (2445, 540248), (3260, 405186), (3912, 337655), (4890, 270124), (6520, 202593), (9780, 135062), (19560, 67531)]