16005780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{12703}}^1$

素因数の和:12725

約数の個数: 72

約数和(自身を含む): 55491072

約数和(自身を除く): 39485292

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, 12703, 25406, 38109, 50812, 63515, 76218, 88921, 114327, 127030, 152436, 177842, 190545, 228654, 254060, 266763, 355684, 381090, 444605, 457308, 533526, 571635, 762180, 800289, 889210, 1067052, 1143270, 1333815, 1600578, 1778420, 2286540, 2667630, 3201156, 4001445, 5335260, 8002890, 16005780]

約数ペア:

[(1, 16005780), (2, 8002890), (3, 5335260), (4, 4001445), (5, 3201156), (6, 2667630), (7, 2286540), (9, 1778420), (10, 1600578), (12, 1333815), (14, 1143270), (15, 1067052), (18, 889210), (20, 800289), (21, 762180), (28, 571635), (30, 533526), (35, 457308), (36, 444605), (42, 381090), (45, 355684), (60, 266763), (63, 254060), (70, 228654), (84, 190545), (90, 177842), (105, 152436), (126, 127030), (140, 114327), (180, 88921), (210, 76218), (252, 63515), (315, 50812), (420, 38109), (630, 25406), (1260, 12703)]