28342980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{719}}^1$

素因数の和:810

約数の個数: 96

約数和(自身を含む): 89510400

約数和(自身を除く): 61167420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 73, 90, 108, 135, 146, 180, 219, 270, 292, 365, 438, 540, 657, 719, 730, 876, 1095, 1314, 1438, 1460, 1971, 2157, 2190, 2628, 2876, 3285, 3595, 3942, 4314, 4380, 6471, 6570, 7190, 7884, 8628, 9855, 10785, 12942, 13140, 14380, 19413, 19710, 21570, 25884, 32355, 38826, 39420, 43140, 52487, 64710, 77652, 97065, 104974, 129420, 157461, 194130, 209948, 262435, 314922, 388260, 472383, 524870, 629844, 787305, 944766, 1049740, 1417149, 1574610, 1889532, 2361915, 2834298, 3149220, 4723830, 5668596, 7085745, 9447660, 14171490, 28342980]

約数ペア:

[(1, 28342980), (2, 14171490), (3, 9447660), (4, 7085745), (5, 5668596), (6, 4723830), (9, 3149220), (10, 2834298), (12, 2361915), (15, 1889532), (18, 1574610), (20, 1417149), (27, 1049740), (30, 944766), (36, 787305), (45, 629844), (54, 524870), (60, 472383), (73, 388260), (90, 314922), (108, 262435), (135, 209948), (146, 194130), (180, 157461), (219, 129420), (270, 104974), (292, 97065), (365, 77652), (438, 64710), (540, 52487), (657, 43140), (719, 39420), (730, 38826), (876, 32355), (1095, 25884), (1314, 21570), (1438, 19710), (1460, 19413), (1971, 14380), (2157, 13140), (2190, 12942), (2628, 10785), (2876, 9855), (3285, 8628), (3595, 7884), (3942, 7190), (4314, 6570), (4380, 6471)]