140904540

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{111829}}^1$

素因数の和:111851

約数の個数: 72

約数和(自身を含む): 488473440

約数和(自身を除く): 347568900

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 111829, 223658, 335487, 447316, 559145, 670974, 782803, 1006461, 1118290, 1341948, 1565606, 1677435, 2012922, 2236580, 2348409, 3131212, 3354870, 3914015, 4025844, 4696818, 5032305, 6709740, 7045227, 7828030, 9393636, 10064610, 11742045, 14090454, 15656060, 20129220, 23484090, 28180908, 35226135, 46968180, 70452270, 140904540]

約数ペア:

[(1, 140904540), (2, 70452270), (3, 46968180), (4, 35226135), (5, 28180908), (6, 23484090), (7, 20129220), (9, 15656060), (10, 14090454), (12, 11742045), (14, 10064610), (15, 9393636), (18, 7828030), (20, 7045227), (21, 6709740), (28, 5032305), (30, 4696818), (35, 4025844), (36, 3914015), (42, 3354870), (45, 3131212), (60, 2348409), (63, 2236580), (70, 2012922), (84, 1677435), (90, 1565606), (105, 1341948), (126, 1118290), (140, 1006461), (180, 782803), (210, 670974), (252, 559145), (315, 447316), (420, 335487), (630, 223658), (1260, 111829)]