320469480

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{296731}}^1$

素因数の和:296751

約数の個数: 64

約数和(自身を含む): 1068235200

約数和(自身を除く): 747765720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 296731, 593462, 890193, 1186924, 1483655, 1780386, 2373848, 2670579, 2967310, 3560772, 4450965, 5341158, 5934620, 7121544, 8011737, 8901930, 10682316, 11869240, 13352895, 16023474, 17803860, 21364632, 26705790, 32046948, 35607720, 40058685, 53411580, 64093896, 80117370, 106823160, 160234740, 320469480]

約数ペア:

[(1, 320469480), (2, 160234740), (3, 106823160), (4, 80117370), (5, 64093896), (6, 53411580), (8, 40058685), (9, 35607720), (10, 32046948), (12, 26705790), (15, 21364632), (18, 17803860), (20, 16023474), (24, 13352895), (27, 11869240), (30, 10682316), (36, 8901930), (40, 8011737), (45, 7121544), (54, 5934620), (60, 5341158), (72, 4450965), (90, 3560772), (108, 2967310), (120, 2670579), (135, 2373848), (180, 1780386), (216, 1483655), (270, 1186924), (360, 890193), (540, 593462), (1080, 296731)]