728423940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{167}}^1\times {\mathrm{523}}^1$

素因数の和:841

約数の個数: 96

約数和(自身を含む): 2070512640

約数和(自身を除く): 1342088700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 139, 167, 278, 334, 417, 501, 523, 556, 668, 695, 834, 835, 1002, 1046, 1390, 1569, 1668, 1670, 2004, 2085, 2092, 2505, 2615, 2780, 3138, 3340, 4170, 5010, 5230, 6276, 7845, 8340, 10020, 10460, 15690, 23213, 31380, 46426, 69639, 72697, 87341, 92852, 116065, 139278, 145394, 174682, 218091, 232130, 262023, 278556, 290788, 348195, 349364, 363485, 436182, 436705, 464260, 524046, 696390, 726970, 872364, 873410, 1048092, 1090455, 1310115, 1392780, 1453940, 1746820, 2180910, 2620230, 4361820, 5240460, 12140399, 24280798, 36421197, 48561596, 60701995, 72842394, 121403990, 145684788, 182105985, 242807980, 364211970, 728423940]

約数ペア:

[(1, 728423940), (2, 364211970), (3, 242807980), (4, 182105985), (5, 145684788), (6, 121403990), (10, 72842394), (12, 60701995), (15, 48561596), (20, 36421197), (30, 24280798), (60, 12140399), (139, 5240460), (167, 4361820), (278, 2620230), (334, 2180910), (417, 1746820), (501, 1453940), (523, 1392780), (556, 1310115), (668, 1090455), (695, 1048092), (834, 873410), (835, 872364), (1002, 726970), (1046, 696390), (1390, 524046), (1569, 464260), (1668, 436705), (1670, 436182), (2004, 363485), (2085, 349364), (2092, 348195), (2505, 290788), (2615, 278556), (2780, 262023), (3138, 232130), (3340, 218091), (4170, 174682), (5010, 145394), (5230, 139278), (6276, 116065), (7845, 92852), (8340, 87341), (10020, 72697), (10460, 69639), (15690, 46426), (23213, 31380)]