29679720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{397}}^1$

素因数の和:507

約数の個数: 128

約数和(自身を含む): 103161600

約数和(自身を除く): 73481880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 89, 105, 120, 140, 168, 178, 210, 267, 280, 356, 397, 420, 445, 534, 623, 712, 794, 840, 890, 1068, 1191, 1246, 1335, 1588, 1780, 1869, 1985, 2136, 2382, 2492, 2670, 2779, 3115, 3176, 3560, 3738, 3970, 4764, 4984, 5340, 5558, 5955, 6230, 7476, 7940, 8337, 9345, 9528, 10680, 11116, 11910, 12460, 13895, 14952, 15880, 16674, 18690, 22232, 23820, 24920, 27790, 33348, 35333, 37380, 41685, 47640, 55580, 66696, 70666, 74760, 83370, 105999, 111160, 141332, 166740, 176665, 211998, 247331, 282664, 333480, 353330, 423996, 494662, 529995, 706660, 741993, 847992, 989324, 1059990, 1236655, 1413320, 1483986, 1978648, 2119980, 2473310, 2967972, 3709965, 4239960, 4946620, 5935944, 7419930, 9893240, 14839860, 29679720]

約数ペア:

[(1, 29679720), (2, 14839860), (3, 9893240), (4, 7419930), (5, 5935944), (6, 4946620), (7, 4239960), (8, 3709965), (10, 2967972), (12, 2473310), (14, 2119980), (15, 1978648), (20, 1483986), (21, 1413320), (24, 1236655), (28, 1059990), (30, 989324), (35, 847992), (40, 741993), (42, 706660), (56, 529995), (60, 494662), (70, 423996), (84, 353330), (89, 333480), (105, 282664), (120, 247331), (140, 211998), (168, 176665), (178, 166740), (210, 141332), (267, 111160), (280, 105999), (356, 83370), (397, 74760), (420, 70666), (445, 66696), (534, 55580), (623, 47640), (712, 41685), (794, 37380), (840, 35333), (890, 33348), (1068, 27790), (1191, 24920), (1246, 23820), (1335, 22232), (1588, 18690), (1780, 16674), (1869, 15880), (1985, 14952), (2136, 13895), (2382, 12460), (2492, 11910), (2670, 11116), (2779, 10680), (3115, 9528), (3176, 9345), (3560, 8337), (3738, 7940), (3970, 7476), (4764, 6230), (4984, 5955), (5340, 5558)]