398465460

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{8291}}^1$

素因数の和:8398

約数の個数: 96

約数和(自身を含む): 1253750400

約数和(自身を除く): 855284940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 89, 90, 108, 135, 178, 180, 267, 270, 356, 445, 534, 540, 801, 890, 1068, 1335, 1602, 1780, 2403, 2670, 3204, 4005, 4806, 5340, 8010, 8291, 9612, 12015, 16020, 16582, 24030, 24873, 33164, 41455, 48060, 49746, 74619, 82910, 99492, 124365, 149238, 165820, 223857, 248730, 298476, 373095, 447714, 497460, 737899, 746190, 895428, 1119285, 1475798, 1492380, 2213697, 2238570, 2951596, 3689495, 4427394, 4477140, 6641091, 7378990, 8854788, 11068485, 13282182, 14757980, 19923273, 22136970, 26564364, 33205455, 39846546, 44273940, 66410910, 79693092, 99616365, 132821820, 199232730, 398465460]

約数ペア:

[(1, 398465460), (2, 199232730), (3, 132821820), (4, 99616365), (5, 79693092), (6, 66410910), (9, 44273940), (10, 39846546), (12, 33205455), (15, 26564364), (18, 22136970), (20, 19923273), (27, 14757980), (30, 13282182), (36, 11068485), (45, 8854788), (54, 7378990), (60, 6641091), (89, 4477140), (90, 4427394), (108, 3689495), (135, 2951596), (178, 2238570), (180, 2213697), (267, 1492380), (270, 1475798), (356, 1119285), (445, 895428), (534, 746190), (540, 737899), (801, 497460), (890, 447714), (1068, 373095), (1335, 298476), (1602, 248730), (1780, 223857), (2403, 165820), (2670, 149238), (3204, 124365), (4005, 99492), (4806, 82910), (5340, 74619), (8010, 49746), (8291, 48060), (9612, 41455), (12015, 33164), (16020, 24873), (16582, 24030)]