68878320

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{5857}}^1$

素因数の和:5887

約数の個数: 120

約数和(自身を含む): 248426064

約数和(自身を除く): 179547744

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 98, 105, 112, 120, 140, 147, 168, 196, 210, 240, 245, 280, 294, 336, 392, 420, 490, 560, 588, 735, 784, 840, 980, 1176, 1470, 1680, 1960, 2352, 2940, 3920, 5857, 5880, 11714, 11760, 17571, 23428, 29285, 35142, 40999, 46856, 58570, 70284, 81998, 87855, 93712, 117140, 122997, 140568, 163996, 175710, 204995, 234280, 245994, 281136, 286993, 327992, 351420, 409990, 468560, 491988, 573986, 614985, 655984, 702840, 819980, 860979, 983976, 1147972, 1229970, 1405680, 1434965, 1639960, 1721958, 1967952, 2295944, 2459940, 2869930, 3279920, 3443916, 4304895, 4591888, 4919880, 5739860, 6887832, 8609790, 9839760, 11479720, 13775664, 17219580, 22959440, 34439160, 68878320]

約数ペア:

[(1, 68878320), (2, 34439160), (3, 22959440), (4, 17219580), (5, 13775664), (6, 11479720), (7, 9839760), (8, 8609790), (10, 6887832), (12, 5739860), (14, 4919880), (15, 4591888), (16, 4304895), (20, 3443916), (21, 3279920), (24, 2869930), (28, 2459940), (30, 2295944), (35, 1967952), (40, 1721958), (42, 1639960), (48, 1434965), (49, 1405680), (56, 1229970), (60, 1147972), (70, 983976), (80, 860979), (84, 819980), (98, 702840), (105, 655984), (112, 614985), (120, 573986), (140, 491988), (147, 468560), (168, 409990), (196, 351420), (210, 327992), (240, 286993), (245, 281136), (280, 245994), (294, 234280), (336, 204995), (392, 175710), (420, 163996), (490, 140568), (560, 122997), (588, 117140), (735, 93712), (784, 87855), (840, 81998), (980, 70284), (1176, 58570), (1470, 46856), (1680, 40999), (1960, 35142), (2352, 29285), (2940, 23428), (3920, 17571), (5857, 11760), (5880, 11714)]