138051720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{20183}}^1$

素因数の和:20219

約数の個数: 96

約数和(自身を含む): 472305600

約数和(自身を除く): 334253880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 72, 76, 90, 95, 114, 120, 152, 171, 180, 190, 228, 285, 342, 360, 380, 456, 570, 684, 760, 855, 1140, 1368, 1710, 2280, 3420, 6840, 20183, 40366, 60549, 80732, 100915, 121098, 161464, 181647, 201830, 242196, 302745, 363294, 383477, 403660, 484392, 605490, 726588, 766954, 807320, 908235, 1150431, 1210980, 1453176, 1533908, 1816470, 1917385, 2300862, 2421960, 3067816, 3451293, 3632940, 3834770, 4601724, 5752155, 6902586, 7265880, 7669540, 9203448, 11504310, 13805172, 15339080, 17256465, 23008620, 27610344, 34512930, 46017240, 69025860, 138051720]

約数ペア:

[(1, 138051720), (2, 69025860), (3, 46017240), (4, 34512930), (5, 27610344), (6, 23008620), (8, 17256465), (9, 15339080), (10, 13805172), (12, 11504310), (15, 9203448), (18, 7669540), (19, 7265880), (20, 6902586), (24, 5752155), (30, 4601724), (36, 3834770), (38, 3632940), (40, 3451293), (45, 3067816), (57, 2421960), (60, 2300862), (72, 1917385), (76, 1816470), (90, 1533908), (95, 1453176), (114, 1210980), (120, 1150431), (152, 908235), (171, 807320), (180, 766954), (190, 726588), (228, 605490), (285, 484392), (342, 403660), (360, 383477), (380, 363294), (456, 302745), (570, 242196), (684, 201830), (760, 181647), (855, 161464), (1140, 121098), (1368, 100915), (1710, 80732), (2280, 60549), (3420, 40366), (6840, 20183)]