123853680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{179}}^1$

素因数の和:260

約数の個数: 180

約数和(自身を含む): 432193320

約数和(自身を除く): 308339640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 120, 124, 144, 155, 179, 180, 186, 240, 248, 279, 310, 358, 360, 372, 465, 496, 537, 558, 620, 716, 720, 744, 895, 930, 961, 1074, 1116, 1240, 1395, 1432, 1488, 1611, 1790, 1860, 1922, 2148, 2232, 2480, 2685, 2790, 2864, 2883, 3222, 3580, 3720, 3844, 4296, 4464, 4805, 5370, 5549, 5580, 5766, 6444, 7160, 7440, 7688, 8055, 8592, 8649, 9610, 10740, 11098, 11160, 11532, 12888, 14320, 14415, 15376, 16110, 16647, 17298, 19220, 21480, 22196, 22320, 23064, 25776, 27745, 28830, 32220, 33294, 34596, 38440, 42960, 43245, 44392, 46128, 49941, 55490, 57660, 64440, 66588, 69192, 76880, 83235, 86490, 88784, 99882, 110980, 115320, 128880, 133176, 138384, 166470, 172019, 172980, 199764, 221960, 230640, 249705, 266352, 332940, 344038, 345960, 399528, 443920, 499410, 516057, 665880, 688076, 691920, 799056, 860095, 998820, 1032114, 1331760, 1376152, 1548171, 1720190, 1997640, 2064228, 2580285, 2752304, 3096342, 3440380, 3995280, 4128456, 5160570, 6192684, 6880760, 7740855, 8256912, 10321140, 12385368, 13761520, 15481710, 20642280, 24770736, 30963420, 41284560, 61926840, 123853680]

約数ペア:

[(1, 123853680), (2, 61926840), (3, 41284560), (4, 30963420), (5, 24770736), (6, 20642280), (8, 15481710), (9, 13761520), (10, 12385368), (12, 10321140), (15, 8256912), (16, 7740855), (18, 6880760), (20, 6192684), (24, 5160570), (30, 4128456), (31, 3995280), (36, 3440380), (40, 3096342), (45, 2752304), (48, 2580285), (60, 2064228), (62, 1997640), (72, 1720190), (80, 1548171), (90, 1376152), (93, 1331760), (120, 1032114), (124, 998820), (144, 860095), (155, 799056), (179, 691920), (180, 688076), (186, 665880), (240, 516057), (248, 499410), (279, 443920), (310, 399528), (358, 345960), (360, 344038), (372, 332940), (465, 266352), (496, 249705), (537, 230640), (558, 221960), (620, 199764), (716, 172980), (720, 172019), (744, 166470), (895, 138384), (930, 133176), (961, 128880), (1074, 115320), (1116, 110980), (1240, 99882), (1395, 88784), (1432, 86490), (1488, 83235), (1611, 76880), (1790, 69192), (1860, 66588), (1922, 64440), (2148, 57660), (2232, 55490), (2480, 49941), (2685, 46128), (2790, 44392), (2864, 43245), (2883, 42960), (3222, 38440), (3580, 34596), (3720, 33294), (3844, 32220), (4296, 28830), (4464, 27745), (4805, 25776), (5370, 23064), (5549, 22320), (5580, 22196), (5766, 21480), (6444, 19220), (7160, 17298), (7440, 16647), (7688, 16110), (8055, 15376), (8592, 14415), (8649, 14320), (9610, 12888), (10740, 11532), (11098, 11160)]