39439440

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2$

素因数の和:103

約数の個数: 240

約数和(自身を含む): 147758400

約数和(自身を除く): 108318960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 31, 36, 38, 40, 45, 48, 54, 57, 60, 62, 72, 76, 80, 90, 93, 95, 108, 114, 120, 124, 135, 144, 152, 155, 171, 180, 186, 190, 216, 228, 240, 248, 270, 279, 285, 304, 310, 342, 360, 372, 380, 432, 456, 465, 496, 513, 540, 558, 570, 589, 620, 684, 720, 744, 760, 837, 855, 912, 930, 961, 1026, 1080, 1116, 1140, 1178, 1240, 1368, 1395, 1488, 1520, 1674, 1710, 1767, 1860, 1922, 2052, 2160, 2232, 2280, 2356, 2480, 2565, 2736, 2790, 2883, 2945, 3348, 3420, 3534, 3720, 3844, 4104, 4185, 4464, 4560, 4712, 4805, 5130, 5301, 5580, 5766, 5890, 6696, 6840, 7068, 7440, 7688, 8208, 8370, 8649, 8835, 9424, 9610, 10260, 10602, 11160, 11532, 11780, 13392, 13680, 14136, 14415, 15376, 15903, 16740, 17298, 17670, 18259, 19220, 20520, 21204, 22320, 23064, 23560, 25947, 26505, 28272, 28830, 31806, 33480, 34596, 35340, 36518, 38440, 41040, 42408, 43245, 46128, 47120, 51894, 53010, 54777, 57660, 63612, 66960, 69192, 70680, 73036, 76880, 79515, 84816, 86490, 91295, 103788, 106020, 109554, 115320, 127224, 129735, 138384, 141360, 146072, 159030, 164331, 172980, 182590, 207576, 212040, 219108, 230640, 254448, 259470, 273885, 292144, 318060, 328662, 345960, 365180, 415152, 424080, 438216, 492993, 518940, 547770, 636120, 657324, 691920, 730360, 821655, 876432, 985986, 1037880, 1095540, 1272240, 1314648, 1460720, 1643310, 1971972, 2075760, 2191080, 2464965, 2629296, 3286620, 3943944, 4382160, 4929930, 6573240, 7887888, 9859860, 13146480, 19719720, 39439440]

約数ペア:

[(1, 39439440), (2, 19719720), (3, 13146480), (4, 9859860), (5, 7887888), (6, 6573240), (8, 4929930), (9, 4382160), (10, 3943944), (12, 3286620), (15, 2629296), (16, 2464965), (18, 2191080), (19, 2075760), (20, 1971972), (24, 1643310), (27, 1460720), (30, 1314648), (31, 1272240), (36, 1095540), (38, 1037880), (40, 985986), (45, 876432), (48, 821655), (54, 730360), (57, 691920), (60, 657324), (62, 636120), (72, 547770), (76, 518940), (80, 492993), (90, 438216), (93, 424080), (95, 415152), (108, 365180), (114, 345960), (120, 328662), (124, 318060), (135, 292144), (144, 273885), (152, 259470), (155, 254448), (171, 230640), (180, 219108), (186, 212040), (190, 207576), (216, 182590), (228, 172980), (240, 164331), (248, 159030), (270, 146072), (279, 141360), (285, 138384), (304, 129735), (310, 127224), (342, 115320), (360, 109554), (372, 106020), (380, 103788), (432, 91295), (456, 86490), (465, 84816), (496, 79515), (513, 76880), (540, 73036), (558, 70680), (570, 69192), (589, 66960), (620, 63612), (684, 57660), (720, 54777), (744, 53010), (760, 51894), (837, 47120), (855, 46128), (912, 43245), (930, 42408), (961, 41040), (1026, 38440), (1080, 36518), (1116, 35340), (1140, 34596), (1178, 33480), (1240, 31806), (1368, 28830), (1395, 28272), (1488, 26505), (1520, 25947), (1674, 23560), (1710, 23064), (1767, 22320), (1860, 21204), (1922, 20520), (2052, 19220), (2160, 18259), (2232, 17670), (2280, 17298), (2356, 16740), (2480, 15903), (2565, 15376), (2736, 14415), (2790, 14136), (2883, 13680), (2945, 13392), (3348, 11780), (3420, 11532), (3534, 11160), (3720, 10602), (3844, 10260), (4104, 9610), (4185, 9424), (4464, 8835), (4560, 8649), (4712, 8370), (4805, 8208), (5130, 7688), (5301, 7440), (5580, 7068), (5766, 6840), (5890, 6696)]