39880080

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{499}}^1$

素因数の和:558

約数の個数: 160

約数和(自身を含む): 141360000

約数和(自身を除く): 101479920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 37, 40, 45, 48, 54, 60, 72, 74, 80, 90, 108, 111, 120, 135, 144, 148, 180, 185, 216, 222, 240, 270, 296, 333, 360, 370, 432, 444, 499, 540, 555, 592, 666, 720, 740, 888, 998, 999, 1080, 1110, 1332, 1480, 1497, 1665, 1776, 1996, 1998, 2160, 2220, 2495, 2664, 2960, 2994, 3330, 3992, 3996, 4440, 4491, 4990, 4995, 5328, 5988, 6660, 7485, 7984, 7992, 8880, 8982, 9980, 9990, 11976, 13320, 13473, 14970, 15984, 17964, 18463, 19960, 19980, 22455, 23952, 26640, 26946, 29940, 35928, 36926, 39920, 39960, 44910, 53892, 55389, 59880, 67365, 71856, 73852, 79920, 89820, 92315, 107784, 110778, 119760, 134730, 147704, 166167, 179640, 184630, 215568, 221556, 269460, 276945, 295408, 332334, 359280, 369260, 443112, 498501, 538920, 553890, 664668, 738520, 830835, 886224, 997002, 1077840, 1107780, 1329336, 1477040, 1661670, 1994004, 2215560, 2492505, 2658672, 3323340, 3988008, 4431120, 4985010, 6646680, 7976016, 9970020, 13293360, 19940040, 39880080]

約数ペア:

[(1, 39880080), (2, 19940040), (3, 13293360), (4, 9970020), (5, 7976016), (6, 6646680), (8, 4985010), (9, 4431120), (10, 3988008), (12, 3323340), (15, 2658672), (16, 2492505), (18, 2215560), (20, 1994004), (24, 1661670), (27, 1477040), (30, 1329336), (36, 1107780), (37, 1077840), (40, 997002), (45, 886224), (48, 830835), (54, 738520), (60, 664668), (72, 553890), (74, 538920), (80, 498501), (90, 443112), (108, 369260), (111, 359280), (120, 332334), (135, 295408), (144, 276945), (148, 269460), (180, 221556), (185, 215568), (216, 184630), (222, 179640), (240, 166167), (270, 147704), (296, 134730), (333, 119760), (360, 110778), (370, 107784), (432, 92315), (444, 89820), (499, 79920), (540, 73852), (555, 71856), (592, 67365), (666, 59880), (720, 55389), (740, 53892), (888, 44910), (998, 39960), (999, 39920), (1080, 36926), (1110, 35928), (1332, 29940), (1480, 26946), (1497, 26640), (1665, 23952), (1776, 22455), (1996, 19980), (1998, 19960), (2160, 18463), (2220, 17964), (2495, 15984), (2664, 14970), (2960, 13473), (2994, 13320), (3330, 11976), (3992, 9990), (3996, 9980), (4440, 8982), (4491, 8880), (4990, 7992), (4995, 7984), (5328, 7485), (5988, 6660)]