68571720

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{27211}}^1$

素因数の和:27235

約数の個数: 96

約数和(自身を含む): 254704320

約数和(自身を除く): 186132600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 27211, 54422, 81633, 108844, 136055, 163266, 190477, 217688, 244899, 272110, 326532, 380954, 408165, 489798, 544220, 571431, 653064, 761908, 816330, 952385, 979596, 1088440, 1142862, 1224495, 1523816, 1632660, 1714293, 1904770, 1959192, 2285724, 2448990, 2857155, 3265320, 3428586, 3809540, 4571448, 4897980, 5714310, 6857172, 7619080, 8571465, 9795960, 11428620, 13714344, 17142930, 22857240, 34285860, 68571720]

約数ペア:

[(1, 68571720), (2, 34285860), (3, 22857240), (4, 17142930), (5, 13714344), (6, 11428620), (7, 9795960), (8, 8571465), (9, 7619080), (10, 6857172), (12, 5714310), (14, 4897980), (15, 4571448), (18, 3809540), (20, 3428586), (21, 3265320), (24, 2857155), (28, 2448990), (30, 2285724), (35, 1959192), (36, 1904770), (40, 1714293), (42, 1632660), (45, 1523816), (56, 1224495), (60, 1142862), (63, 1088440), (70, 979596), (72, 952385), (84, 816330), (90, 761908), (105, 653064), (120, 571431), (126, 544220), (140, 489798), (168, 408165), (180, 380954), (210, 326532), (252, 272110), (280, 244899), (315, 217688), (360, 190477), (420, 163266), (504, 136055), (630, 108844), (840, 81633), (1260, 54422), (2520, 27211)]