1628159680

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{23447}}^1$

素因数の和:23502

約数の個数: 112

約数和(自身を含む): 4574048256

約数和(自身を除く): 2945888576

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 140, 155, 160, 217, 224, 248, 280, 310, 320, 434, 448, 496, 560, 620, 868, 992, 1085, 1120, 1240, 1736, 1984, 2170, 2240, 2480, 3472, 4340, 4960, 6944, 8680, 9920, 13888, 17360, 23447, 34720, 46894, 69440, 93788, 117235, 164129, 187576, 234470, 328258, 375152, 468940, 656516, 726857, 750304, 820645, 937880, 1313032, 1453714, 1500608, 1641290, 1875760, 2626064, 2907428, 3282580, 3634285, 3751520, 5087999, 5252128, 5814856, 6565160, 7268570, 7503040, 10175998, 10504256, 11629712, 13130320, 14537140, 20351996, 23259424, 25439995, 26260640, 29074280, 40703992, 46518848, 50879990, 52521280, 58148560, 81407984, 101759980, 116297120, 162815968, 203519960, 232594240, 325631936, 407039920, 814079840, 1628159680]

約数ペア:

[(1, 1628159680), (2, 814079840), (4, 407039920), (5, 325631936), (7, 232594240), (8, 203519960), (10, 162815968), (14, 116297120), (16, 101759980), (20, 81407984), (28, 58148560), (31, 52521280), (32, 50879990), (35, 46518848), (40, 40703992), (56, 29074280), (62, 26260640), (64, 25439995), (70, 23259424), (80, 20351996), (112, 14537140), (124, 13130320), (140, 11629712), (155, 10504256), (160, 10175998), (217, 7503040), (224, 7268570), (248, 6565160), (280, 5814856), (310, 5252128), (320, 5087999), (434, 3751520), (448, 3634285), (496, 3282580), (560, 2907428), (620, 2626064), (868, 1875760), (992, 1641290), (1085, 1500608), (1120, 1453714), (1240, 1313032), (1736, 937880), (1984, 820645), (2170, 750304), (2240, 726857), (2480, 656516), (3472, 468940), (4340, 375152), (4960, 328258), (6944, 234470), (8680, 187576), (9920, 164129), (13888, 117235), (17360, 93788), (23447, 69440), (34720, 46894)]