67981140

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{31}}^2\times {\mathrm{131}}^1$

素因数の和:211

約数の個数: 144

約数和(自身を含む): 220207680

約数和(自身を除く): 152226540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 31, 36, 45, 54, 60, 62, 90, 93, 108, 124, 131, 135, 155, 180, 186, 262, 270, 279, 310, 372, 393, 465, 524, 540, 558, 620, 655, 786, 837, 930, 961, 1116, 1179, 1310, 1395, 1572, 1674, 1860, 1922, 1965, 2358, 2620, 2790, 2883, 3348, 3537, 3844, 3930, 4061, 4185, 4716, 4805, 5580, 5766, 5895, 7074, 7860, 8122, 8370, 8649, 9610, 11532, 11790, 12183, 14148, 14415, 16244, 16740, 17298, 17685, 19220, 20305, 23580, 24366, 25947, 28830, 34596, 35370, 36549, 40610, 43245, 48732, 51894, 57660, 60915, 70740, 73098, 81220, 86490, 103788, 109647, 121830, 125891, 129735, 146196, 172980, 182745, 219294, 243660, 251782, 259470, 365490, 377673, 438588, 503564, 518940, 548235, 629455, 730980, 755346, 1096470, 1133019, 1258910, 1510692, 1888365, 2192940, 2266038, 2517820, 3399057, 3776730, 4532076, 5665095, 6798114, 7553460, 11330190, 13596228, 16995285, 22660380, 33990570, 67981140]

約数ペア:

[(1, 67981140), (2, 33990570), (3, 22660380), (4, 16995285), (5, 13596228), (6, 11330190), (9, 7553460), (10, 6798114), (12, 5665095), (15, 4532076), (18, 3776730), (20, 3399057), (27, 2517820), (30, 2266038), (31, 2192940), (36, 1888365), (45, 1510692), (54, 1258910), (60, 1133019), (62, 1096470), (90, 755346), (93, 730980), (108, 629455), (124, 548235), (131, 518940), (135, 503564), (155, 438588), (180, 377673), (186, 365490), (262, 259470), (270, 251782), (279, 243660), (310, 219294), (372, 182745), (393, 172980), (465, 146196), (524, 129735), (540, 125891), (558, 121830), (620, 109647), (655, 103788), (786, 86490), (837, 81220), (930, 73098), (961, 70740), (1116, 60915), (1179, 57660), (1310, 51894), (1395, 48732), (1572, 43245), (1674, 40610), (1860, 36549), (1922, 35370), (1965, 34596), (2358, 28830), (2620, 25947), (2790, 24366), (2883, 23580), (3348, 20305), (3537, 19220), (3844, 17685), (3930, 17298), (4061, 16740), (4185, 16244), (4716, 14415), (4805, 14148), (5580, 12183), (5766, 11790), (5895, 11532), (7074, 9610), (7860, 8649), (8122, 8370)]