68408280

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{653}}^1$

素因数の和:770

約数の個数: 128

約数和(自身を含む): 230731200

約数和(自身を除く): 162322920

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, 97, 108, 120, 135, 180, 194, 216, 270, 291, 360, 388, 485, 540, 582, 653, 776, 873, 970, 1080, 1164, 1306, 1455, 1746, 1940, 1959, 2328, 2612, 2619, 2910, 3265, 3492, 3880, 3918, 4365, 5224, 5238, 5820, 5877, 6530, 6984, 7836, 8730, 9795, 10476, 11640, 11754, 13060, 13095, 15672, 17460, 17631, 19590, 20952, 23508, 26120, 26190, 29385, 34920, 35262, 39180, 47016, 52380, 58770, 63341, 70524, 78360, 88155, 104760, 117540, 126682, 141048, 176310, 190023, 235080, 253364, 316705, 352620, 380046, 506728, 570069, 633410, 705240, 760092, 950115, 1140138, 1266820, 1520184, 1710207, 1900230, 2280276, 2533640, 2850345, 3420414, 3800460, 4560552, 5700690, 6840828, 7600920, 8551035, 11401380, 13681656, 17102070, 22802760, 34204140, 68408280]

約数ペア:

[(1, 68408280), (2, 34204140), (3, 22802760), (4, 17102070), (5, 13681656), (6, 11401380), (8, 8551035), (9, 7600920), (10, 6840828), (12, 5700690), (15, 4560552), (18, 3800460), (20, 3420414), (24, 2850345), (27, 2533640), (30, 2280276), (36, 1900230), (40, 1710207), (45, 1520184), (54, 1266820), (60, 1140138), (72, 950115), (90, 760092), (97, 705240), (108, 633410), (120, 570069), (135, 506728), (180, 380046), (194, 352620), (216, 316705), (270, 253364), (291, 235080), (360, 190023), (388, 176310), (485, 141048), (540, 126682), (582, 117540), (653, 104760), (776, 88155), (873, 78360), (970, 70524), (1080, 63341), (1164, 58770), (1306, 52380), (1455, 47016), (1746, 39180), (1940, 35262), (1959, 34920), (2328, 29385), (2612, 26190), (2619, 26120), (2910, 23508), (3265, 20952), (3492, 19590), (3880, 17631), (3918, 17460), (4365, 15672), (5224, 13095), (5238, 13060), (5820, 11754), (5877, 11640), (6530, 10476), (6984, 9795), (7836, 8730)]