19281843720

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{939661}}^1$

素因数の和:939700

約数の個数: 128

約数和(自身を含む): 67655664000

約数和(自身を除く): 48373820280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 72, 76, 90, 95, 108, 114, 120, 135, 152, 171, 180, 190, 216, 228, 270, 285, 342, 360, 380, 456, 513, 540, 570, 684, 760, 855, 1026, 1080, 1140, 1368, 1710, 2052, 2280, 2565, 3420, 4104, 5130, 6840, 10260, 20520, 939661, 1879322, 2818983, 3758644, 4698305, 5637966, 7517288, 8456949, 9396610, 11275932, 14094915, 16913898, 17853559, 18793220, 22551864, 25370847, 28189830, 33827796, 35707118, 37586440, 42284745, 50741694, 53560677, 56379660, 67655592, 71414236, 84569490, 89267795, 101483388, 107121354, 112759320, 126854235, 142828472, 160682031, 169138980, 178535590, 202966776, 214242708, 253708470, 267803385, 321364062, 338277960, 357071180, 428485416, 482046093, 507416940, 535606770, 642728124, 714142360, 803410155, 964092186, 1014833880, 1071213540, 1285456248, 1606820310, 1928184372, 2142427080, 2410230465, 3213640620, 3856368744, 4820460930, 6427281240, 9640921860, 19281843720]

約数ペア:

[(1, 19281843720), (2, 9640921860), (3, 6427281240), (4, 4820460930), (5, 3856368744), (6, 3213640620), (8, 2410230465), (9, 2142427080), (10, 1928184372), (12, 1606820310), (15, 1285456248), (18, 1071213540), (19, 1014833880), (20, 964092186), (24, 803410155), (27, 714142360), (30, 642728124), (36, 535606770), (38, 507416940), (40, 482046093), (45, 428485416), (54, 357071180), (57, 338277960), (60, 321364062), (72, 267803385), (76, 253708470), (90, 214242708), (95, 202966776), (108, 178535590), (114, 169138980), (120, 160682031), (135, 142828472), (152, 126854235), (171, 112759320), (180, 107121354), (190, 101483388), (216, 89267795), (228, 84569490), (270, 71414236), (285, 67655592), (342, 56379660), (360, 53560677), (380, 50741694), (456, 42284745), (513, 37586440), (540, 35707118), (570, 33827796), (684, 28189830), (760, 25370847), (855, 22551864), (1026, 18793220), (1080, 17853559), (1140, 16913898), (1368, 14094915), (1710, 11275932), (2052, 9396610), (2280, 8456949), (2565, 7517288), (3420, 5637966), (4104, 4698305), (5130, 3758644), (6840, 2818983), (10260, 1879322), (20520, 939661)]