16155720

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{2137}}^1$

素因数の和:2164

約数の個数: 128

約数和(自身を含む): 61574400

約数和(自身を除く): 45418680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2137, 2520, 3780, 4274, 6411, 7560, 8548, 10685, 12822, 14959, 17096, 19233, 21370, 25644, 29918, 32055, 38466, 42740, 44877, 51288, 57699, 59836, 64110, 74795, 76932, 85480, 89754, 96165, 115398, 119672, 128220, 134631, 149590, 153864, 179508, 192330, 224385, 230796, 256440, 269262, 288495, 299180, 359016, 384660, 403893, 448770, 461592, 538524, 576990, 598360, 673155, 769320, 807786, 897540, 1077048, 1153980, 1346310, 1615572, 1795080, 2019465, 2307960, 2692620, 3231144, 4038930, 5385240, 8077860, 16155720]

約数ペア:

[(1, 16155720), (2, 8077860), (3, 5385240), (4, 4038930), (5, 3231144), (6, 2692620), (7, 2307960), (8, 2019465), (9, 1795080), (10, 1615572), (12, 1346310), (14, 1153980), (15, 1077048), (18, 897540), (20, 807786), (21, 769320), (24, 673155), (27, 598360), (28, 576990), (30, 538524), (35, 461592), (36, 448770), (40, 403893), (42, 384660), (45, 359016), (54, 299180), (56, 288495), (60, 269262), (63, 256440), (70, 230796), (72, 224385), (84, 192330), (90, 179508), (105, 153864), (108, 149590), (120, 134631), (126, 128220), (135, 119672), (140, 115398), (168, 96165), (180, 89754), (189, 85480), (210, 76932), (216, 74795), (252, 64110), (270, 59836), (280, 57699), (315, 51288), (360, 44877), (378, 42740), (420, 38466), (504, 32055), (540, 29918), (630, 25644), (756, 21370), (840, 19233), (945, 17096), (1080, 14959), (1260, 12822), (1512, 10685), (1890, 8548), (2137, 7560), (2520, 6411), (3780, 4274)]