331578240

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{24671}}^1$

素因数の和:24700

約数の個数: 128

約数和(自身を含む): 1207941120

約数和(自身を除く): 876362880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 840, 896, 960, 1120, 1344, 1680, 1920, 2240, 2688, 3360, 4480, 6720, 13440, 24671, 49342, 74013, 98684, 123355, 148026, 172697, 197368, 246710, 296052, 345394, 370065, 394736, 493420, 518091, 592104, 690788, 740130, 789472, 863485, 986840, 1036182, 1184208, 1381576, 1480260, 1578944, 1726970, 1973680, 2072364, 2368416, 2590455, 2763152, 2960520, 3157888, 3453940, 3947360, 4144728, 4736832, 5180910, 5526304, 5921040, 6907880, 7894720, 8289456, 9473664, 10361820, 11052608, 11842080, 13815760, 15789440, 16578912, 20723640, 22105216, 23684160, 27631520, 33157824, 41447280, 47368320, 55263040, 66315648, 82894560, 110526080, 165789120, 331578240]

約数ペア:

[(1, 331578240), (2, 165789120), (3, 110526080), (4, 82894560), (5, 66315648), (6, 55263040), (7, 47368320), (8, 41447280), (10, 33157824), (12, 27631520), (14, 23684160), (15, 22105216), (16, 20723640), (20, 16578912), (21, 15789440), (24, 13815760), (28, 11842080), (30, 11052608), (32, 10361820), (35, 9473664), (40, 8289456), (42, 7894720), (48, 6907880), (56, 5921040), (60, 5526304), (64, 5180910), (70, 4736832), (80, 4144728), (84, 3947360), (96, 3453940), (105, 3157888), (112, 2960520), (120, 2763152), (128, 2590455), (140, 2368416), (160, 2072364), (168, 1973680), (192, 1726970), (210, 1578944), (224, 1480260), (240, 1381576), (280, 1184208), (320, 1036182), (336, 986840), (384, 863485), (420, 789472), (448, 740130), (480, 690788), (560, 592104), (640, 518091), (672, 493420), (840, 394736), (896, 370065), (960, 345394), (1120, 296052), (1344, 246710), (1680, 197368), (1920, 172697), (2240, 148026), (2688, 123355), (3360, 98684), (4480, 74013), (6720, 49342), (13440, 24671)]