2012082590

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{149}}^1$

素因数の和:335

約数の個数: 128

約数和(自身を含む): 4423680000

約数和(自身を除く): 2411597410

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 49, 62, 70, 98, 127, 149, 155, 217, 245, 254, 298, 310, 343, 434, 490, 635, 686, 745, 889, 1043, 1085, 1270, 1490, 1519, 1715, 1778, 2086, 2170, 3038, 3430, 3937, 4445, 4619, 5215, 6223, 7301, 7595, 7874, 8890, 9238, 10430, 10633, 12446, 14602, 15190, 18923, 19685, 21266, 23095, 27559, 31115, 32333, 36505, 37846, 39370, 43561, 46190, 51107, 53165, 55118, 62230, 64666, 73010, 87122, 94615, 102214, 106330, 132461, 137795, 161665, 189230, 192913, 217805, 226331, 255535, 264922, 275590, 323330, 385826, 435610, 452662, 511070, 586613, 662305, 927227, 964565, 1131655, 1173226, 1324610, 1350391, 1584317, 1854454, 1929130, 2263310, 2700782, 2933065, 3168634, 4106291, 4636135, 5866130, 6490589, 6751955, 7921585, 8212582, 9272270, 12981178, 13503910, 15843170, 20531455, 28744037, 32452945, 41062910, 57488074, 64905890, 143720185, 201208259, 287440370, 402416518, 1006041295, 2012082590]

約数ペア:

[(1, 2012082590), (2, 1006041295), (5, 402416518), (7, 287440370), (10, 201208259), (14, 143720185), (31, 64905890), (35, 57488074), (49, 41062910), (62, 32452945), (70, 28744037), (98, 20531455), (127, 15843170), (149, 13503910), (155, 12981178), (217, 9272270), (245, 8212582), (254, 7921585), (298, 6751955), (310, 6490589), (343, 5866130), (434, 4636135), (490, 4106291), (635, 3168634), (686, 2933065), (745, 2700782), (889, 2263310), (1043, 1929130), (1085, 1854454), (1270, 1584317), (1490, 1350391), (1519, 1324610), (1715, 1173226), (1778, 1131655), (2086, 964565), (2170, 927227), (3038, 662305), (3430, 586613), (3937, 511070), (4445, 452662), (4619, 435610), (5215, 385826), (6223, 323330), (7301, 275590), (7595, 264922), (7874, 255535), (8890, 226331), (9238, 217805), (10430, 192913), (10633, 189230), (12446, 161665), (14602, 137795), (15190, 132461), (18923, 106330), (19685, 102214), (21266, 94615), (23095, 87122), (27559, 73010), (31115, 64666), (32333, 62230), (36505, 55118), (37846, 53165), (39370, 51107), (43561, 46190)]