2544480

素因数分解:

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

素因数の和:74

約数の個数: 192

約数和(自身を含む): 9676800

約数和(自身を除く): 7132320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 31, 32, 36, 38, 40, 45, 48, 54, 57, 60, 62, 72, 76, 80, 90, 93, 95, 96, 108, 114, 120, 124, 135, 144, 152, 155, 160, 171, 180, 186, 190, 216, 228, 240, 248, 270, 279, 285, 288, 304, 310, 342, 360, 372, 380, 432, 456, 465, 480, 496, 513, 540, 558, 570, 589, 608, 620, 684, 720, 744, 760, 837, 855, 864, 912, 930, 992, 1026, 1080, 1116, 1140, 1178, 1240, 1368, 1395, 1440, 1488, 1520, 1674, 1710, 1767, 1824, 1860, 2052, 2160, 2232, 2280, 2356, 2480, 2565, 2736, 2790, 2945, 2976, 3040, 3348, 3420, 3534, 3720, 4104, 4185, 4320, 4464, 4560, 4712, 4960, 5130, 5301, 5472, 5580, 5890, 6696, 6840, 7068, 7440, 8208, 8370, 8835, 8928, 9120, 9424, 10260, 10602, 11160, 11780, 13392, 13680, 14136, 14880, 15903, 16416, 16740, 17670, 18848, 20520, 21204, 22320, 23560, 26505, 26784, 27360, 28272, 31806, 33480, 35340, 41040, 42408, 44640, 47120, 53010, 56544, 63612, 66960, 70680, 79515, 82080, 84816, 94240, 106020, 127224, 133920, 141360, 159030, 169632, 212040, 254448, 282720, 318060, 424080, 508896, 636120, 848160, 1272240, 2544480]

約数ペア:

[(1, 2544480), (2, 1272240), (3, 848160), (4, 636120), (5, 508896), (6, 424080), (8, 318060), (9, 282720), (10, 254448), (12, 212040), (15, 169632), (16, 159030), (18, 141360), (19, 133920), (20, 127224), (24, 106020), (27, 94240), (30, 84816), (31, 82080), (32, 79515), (36, 70680), (38, 66960), (40, 63612), (45, 56544), (48, 53010), (54, 47120), (57, 44640), (60, 42408), (62, 41040), (72, 35340), (76, 33480), (80, 31806), (90, 28272), (93, 27360), (95, 26784), (96, 26505), (108, 23560), (114, 22320), (120, 21204), (124, 20520), (135, 18848), (144, 17670), (152, 16740), (155, 16416), (160, 15903), (171, 14880), (180, 14136), (186, 13680), (190, 13392), (216, 11780), (228, 11160), (240, 10602), (248, 10260), (270, 9424), (279, 9120), (285, 8928), (288, 8835), (304, 8370), (310, 8208), (342, 7440), (360, 7068), (372, 6840), (380, 6696), (432, 5890), (456, 5580), (465, 5472), (480, 5301), (496, 5130), (513, 4960), (540, 4712), (558, 4560), (570, 4464), (589, 4320), (608, 4185), (620, 4104), (684, 3720), (720, 3534), (744, 3420), (760, 3348), (837, 3040), (855, 2976), (864, 2945), (912, 2790), (930, 2736), (992, 2565), (1026, 2480), (1080, 2356), (1116, 2280), (1140, 2232), (1178, 2160), (1240, 2052), (1368, 1860), (1395, 1824), (1440, 1767), (1488, 1710), (1520, 1674)]