30721320

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{167}}^1$

素因数の和:264

約数の個数: 192

約数和(自身を含む): 116363520

約数和(自身を除く): 85642200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 73, 84, 90, 105, 120, 126, 140, 146, 167, 168, 180, 210, 219, 252, 280, 292, 315, 334, 360, 365, 420, 438, 501, 504, 511, 584, 630, 657, 668, 730, 835, 840, 876, 1002, 1022, 1095, 1169, 1260, 1314, 1336, 1460, 1503, 1533, 1670, 1752, 2004, 2044, 2190, 2338, 2505, 2520, 2555, 2628, 2920, 3006, 3066, 3285, 3340, 3507, 4008, 4088, 4380, 4599, 4676, 5010, 5110, 5256, 5845, 6012, 6132, 6570, 6680, 7014, 7515, 7665, 8760, 9198, 9352, 10020, 10220, 10521, 11690, 12024, 12191, 12264, 13140, 14028, 15030, 15330, 17535, 18396, 20040, 20440, 21042, 22995, 23380, 24382, 26280, 28056, 30060, 30660, 35070, 36573, 36792, 42084, 45990, 46760, 48764, 52605, 60120, 60955, 61320, 70140, 73146, 84168, 85337, 91980, 97528, 105210, 109719, 121910, 140280, 146292, 170674, 182865, 183960, 210420, 219438, 243820, 256011, 292584, 341348, 365730, 420840, 426685, 438876, 487640, 512022, 548595, 682696, 731460, 768033, 853370, 877752, 1024044, 1097190, 1280055, 1462920, 1536066, 1706740, 2048088, 2194380, 2560110, 3072132, 3413480, 3840165, 4388760, 5120220, 6144264, 7680330, 10240440, 15360660, 30721320]

約数ペア:

[(1, 30721320), (2, 15360660), (3, 10240440), (4, 7680330), (5, 6144264), (6, 5120220), (7, 4388760), (8, 3840165), (9, 3413480), (10, 3072132), (12, 2560110), (14, 2194380), (15, 2048088), (18, 1706740), (20, 1536066), (21, 1462920), (24, 1280055), (28, 1097190), (30, 1024044), (35, 877752), (36, 853370), (40, 768033), (42, 731460), (45, 682696), (56, 548595), (60, 512022), (63, 487640), (70, 438876), (72, 426685), (73, 420840), (84, 365730), (90, 341348), (105, 292584), (120, 256011), (126, 243820), (140, 219438), (146, 210420), (167, 183960), (168, 182865), (180, 170674), (210, 146292), (219, 140280), (252, 121910), (280, 109719), (292, 105210), (315, 97528), (334, 91980), (360, 85337), (365, 84168), (420, 73146), (438, 70140), (501, 61320), (504, 60955), (511, 60120), (584, 52605), (630, 48764), (657, 46760), (668, 45990), (730, 42084), (835, 36792), (840, 36573), (876, 35070), (1002, 30660), (1022, 30060), (1095, 28056), (1169, 26280), (1260, 24382), (1314, 23380), (1336, 22995), (1460, 21042), (1503, 20440), (1533, 20040), (1670, 18396), (1752, 17535), (2004, 15330), (2044, 15030), (2190, 14028), (2338, 13140), (2505, 12264), (2520, 12191), (2555, 12024), (2628, 11690), (2920, 10521), (3006, 10220), (3066, 10020), (3285, 9352), (3340, 9198), (3507, 8760), (4008, 7665), (4088, 7515), (4380, 7014), (4599, 6680), (4676, 6570), (5010, 6132), (5110, 6012), (5256, 5845)]